/* ========================================
   AI Consulting Page Styles
   Loaded after styles.css — page-specific only.
   ======================================== */

:root {
    --ai-font-display: 'Space Grotesk', 'Inter', sans-serif;
    --ai-font-mono: 'IBM Plex Mono', 'SFMono-Regular', Consolas, monospace;
}

/* Active nav state (aria-current survives script.js scroll handling) */
.nav-link[aria-current="page"] {
    color: var(--electric-blue);
}

.nav-link[aria-current="page"]::after {
    width: 100%;
}

/* ----------------------------------------
   Hero
   ---------------------------------------- */
.ai-hero {
    position: relative;
    padding: calc(120px + var(--spacing-2xl)) 0 var(--spacing-4xl);
    background:
        radial-gradient(ellipse 70% 55% at 78% 12%, rgba(0, 212, 255, 0.12) 0%, transparent 60%),
        radial-gradient(ellipse 55% 45% at 12% 85%, rgba(0, 153, 204, 0.08) 0%, transparent 60%),
        linear-gradient(180deg, var(--color-darker) 0%, var(--color-dark) 100%);
    overflow: hidden;
}

/* faint engineering grid over the hero */
.ai-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(0, 212, 255, 0.045) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 212, 255, 0.045) 1px, transparent 1px);
    background-size: 44px 44px;
    -webkit-mask-image: radial-gradient(ellipse 80% 75% at 50% 20%, #000 30%, transparent 78%);
    mask-image: radial-gradient(ellipse 80% 75% at 50% 20%, #000 30%, transparent 78%);
    pointer-events: none;
}

.ai-hero .container {
    position: relative;
    z-index: 1;
}

.ai-hero-content {
    max-width: 820px;
}

.ai-eyebrow {
    display: flex;
    align-items: center;
    gap: 14px;
    font-family: var(--ai-font-mono);
    font-size: 0.78rem;
    letter-spacing: 0.32em;
    color: var(--electric-blue);
    text-transform: uppercase;
    margin-bottom: 1.75rem;
}

.ai-eyebrow::before {
    content: '';
    width: 48px;
    height: 1px;
    background: linear-gradient(to right, var(--electric-blue), transparent);
    box-shadow: 0 0 8px var(--electric-blue-glow);
}

.ai-hero-title {
    font-family: var(--ai-font-display);
    font-size: clamp(2.4rem, 6vw, 4.6rem);
    font-weight: 700;
    line-height: 1.06;
    letter-spacing: -0.02em;
    color: var(--color-white);
    margin-bottom: 1.75rem;
}

.ai-highlight {
    background: linear-gradient(110deg, var(--electric-blue) 10%, var(--electric-blue-light) 50%, #7df3ff 90%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    filter: drop-shadow(0 0 22px rgba(0, 212, 255, 0.35));
}

.ai-hero-sub {
    font-size: clamp(1.05rem, 1.6vw, 1.25rem);
    line-height: 1.65;
    color: var(--color-gray-300);
    max-width: 640px;
    margin-bottom: 2.5rem;
}

.ai-hero-cta {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 2.75rem;
}

/* notched "game UI" corners to match the homepage hero buttons */
.ai-hero-cta .btn {
    border-radius: 2px;
    clip-path: polygon(0 0, calc(100% - 14px) 0, 100% 14px, 100% 100%, 14px 100%, 0 calc(100% - 14px));
    letter-spacing: 0.03em;
}

.ai-hero-cta .btn-primary {
    box-shadow: none;
    filter: drop-shadow(0 0 16px rgba(0, 212, 255, 0.4)) drop-shadow(0 8px 18px rgba(0, 0, 0, 0.45));
}

.ai-hero-cta .btn-primary:hover {
    filter: drop-shadow(0 0 26px rgba(0, 212, 255, 0.55)) drop-shadow(0 10px 22px rgba(0, 0, 0, 0.45));
}

/* ghost button (defined here — the shared one lives in xr-experience.css) */
.btn-ghost {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-md) var(--spacing-2xl);
    border: 1px solid rgba(0, 212, 255, 0.4);
    border-radius: var(--border-radius-md);
    color: var(--color-white);
    font-weight: 600;
    background: rgba(0, 212, 255, 0.04);
    transition: all var(--transition-base);
    text-align: center;
}

.btn-ghost:hover {
    background: rgba(0, 212, 255, 0.12);
    border-color: var(--electric-blue);
    box-shadow: 0 0 20px rgba(0, 212, 255, 0.25);
}

.ai-hero-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem 2.25rem;
    border-top: 1px solid rgba(0, 212, 255, 0.16);
    padding-top: 1.4rem;
    max-width: 640px;
}

.ai-hero-meta span {
    font-family: var(--ai-font-mono);
    font-size: 0.72rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--color-gray-500);
    display: flex;
    align-items: center;
    gap: 0.6rem;
}

.ai-hero-meta span::before {
    content: '';
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--electric-blue);
    box-shadow: 0 0 8px var(--electric-blue-glow);
}

/* ----------------------------------------
   Shared section furniture
   ---------------------------------------- */
.ai-sec-tag {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    font-family: var(--ai-font-mono);
    font-size: 0.72rem;
    letter-spacing: 0.3em;
    color: var(--electric-blue);
    text-transform: uppercase;
    margin-bottom: 1rem;
}

.ai-sec-tag::before,
.section-header .ai-sec-tag::after {
    content: '';
    width: 34px;
    height: 1px;
    background: linear-gradient(to right, var(--electric-blue), transparent);
}

.section-header .ai-sec-tag::after {
    background: linear-gradient(to left, var(--electric-blue), transparent);
}

.ai-narrow {
    max-width: 720px;
    margin-left: auto;
    margin-right: auto;
}

/* ----------------------------------------
   Two-pillar story
   ---------------------------------------- */
.ai-pillars {
    padding: var(--spacing-4xl) 0;
    background: var(--color-dark);
    border-top: 1px solid rgba(0, 212, 255, 0.1);
}

.ai-pillars .section-header {
    margin-bottom: var(--spacing-3xl);
}

.ai-pillars-grid {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: var(--spacing-xl);
    align-items: stretch;
    max-width: 1050px;
    margin: 0 auto;
}

.ai-pillar-card {
    background: linear-gradient(135deg, rgba(26, 31, 53, 0.8), rgba(10, 15, 30, 0.9));
    border: 1px solid rgba(0, 212, 255, 0.14);
    border-radius: var(--border-radius-xl);
    padding: var(--spacing-2xl);
    transition: all var(--transition-base);
}

.ai-pillar-card:hover {
    transform: translateY(-6px);
    border-color: rgba(0, 212, 255, 0.3);
    box-shadow: 0 20px 40px rgba(0, 212, 255, 0.1);
}

.ai-pillar-tag {
    display: block;
    font-family: var(--ai-font-mono);
    font-size: 0.68rem;
    letter-spacing: 0.24em;
    text-transform: uppercase;
    color: var(--electric-blue);
    margin-bottom: var(--spacing-md);
}

.ai-pillar-title {
    font-family: var(--ai-font-display);
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--color-white);
    margin-bottom: var(--spacing-md);
}

.ai-pillar-text {
    font-size: var(--font-size-sm);
    color: var(--color-gray-400);
    line-height: 1.7;
}

.ai-pillar-link {
    display: flex;
    align-items: center;
    justify-content: center;
}

.ai-pillar-link span {
    font-size: var(--font-size-2xl);
    color: var(--electric-blue);
    text-shadow: 0 0 16px var(--electric-blue-glow);
}

/* ----------------------------------------
   Engagement steps
   ---------------------------------------- */
.ai-process {
    padding: var(--spacing-4xl) 0;
    background: var(--color-darker);
    border-top: 1px solid rgba(0, 212, 255, 0.08);
}

.ai-process .section-header {
    margin-bottom: var(--spacing-3xl);
}

.ai-steps-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-xl);
}

.ai-step {
    position: relative;
    background: rgba(7, 12, 23, 0.72);
    border: 1px solid rgba(0, 212, 255, 0.12);
    border-top: 2px solid var(--electric-blue);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-xl);
    transition: all var(--transition-base);
}

.ai-step:hover {
    transform: translateY(-6px);
    border-color: rgba(0, 212, 255, 0.3);
    border-top-color: var(--electric-blue);
    box-shadow: 0 16px 32px rgba(0, 212, 255, 0.08);
}

.ai-step-num {
    display: block;
    font-family: var(--ai-font-mono);
    font-size: var(--font-size-sm);
    letter-spacing: 0.24em;
    color: var(--electric-blue);
    margin-bottom: var(--spacing-md);
}

.ai-step-title {
    font-family: var(--ai-font-display);
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--color-white);
    margin-bottom: var(--spacing-sm);
}

.ai-step-text {
    font-size: var(--font-size-sm);
    color: var(--color-gray-400);
    line-height: 1.7;
}

/* ----------------------------------------
   Use cases
   ---------------------------------------- */
.ai-usecases {
    padding: var(--spacing-4xl) 0;
    background: var(--color-dark);
    border-top: 1px solid rgba(0, 212, 255, 0.08);
}

.ai-usecases .section-header {
    margin-bottom: var(--spacing-3xl);
}

.ai-usecase-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
}

.ai-usecase-card {
    background: linear-gradient(135deg, rgba(26, 31, 53, 0.8), rgba(10, 15, 30, 0.9));
    border: 1px solid rgba(0, 212, 255, 0.12);
    border-radius: var(--border-radius-xl);
    padding: var(--spacing-xl) var(--spacing-2xl);
    transition: all var(--transition-base);
    display: flex;
    flex-direction: column;
}

.ai-usecase-card:hover {
    transform: translateY(-6px);
    border-color: rgba(0, 212, 255, 0.3);
    box-shadow: 0 20px 40px rgba(0, 212, 255, 0.1);
}

.ai-usecase-home {
    border-color: rgba(0, 212, 255, 0.35);
    box-shadow: 0 0 24px rgba(0, 212, 255, 0.08);
}

.ai-usecase-tag {
    display: inline-block;
    align-self: flex-start;
    font-family: var(--ai-font-mono);
    font-size: 0.66rem;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--electric-blue);
    background: rgba(0, 212, 255, 0.08);
    border: 1px solid rgba(0, 212, 255, 0.25);
    border-radius: 999px;
    padding: 0.3rem 0.85rem;
    margin-bottom: var(--spacing-md);
}

.ai-usecase-title {
    font-family: var(--ai-font-display);
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--color-white);
    margin-bottom: var(--spacing-md);
}

.ai-usecase-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.ai-usecase-list li {
    font-size: var(--font-size-sm);
    color: var(--color-gray-400);
    line-height: 1.6;
    padding-left: var(--spacing-lg);
    position: relative;
}

.ai-usecase-list li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--electric-blue);
    font-weight: 700;
}

.ai-usecase-text {
    font-size: var(--font-size-sm);
    color: var(--color-gray-400);
    line-height: 1.7;
    margin-bottom: var(--spacing-lg);
}

.ai-usecase-cta {
    justify-content: flex-start;
    background: rgba(0, 212, 255, 0.04);
    border-style: dashed;
    border-color: rgba(0, 212, 255, 0.25);
}

.ai-usecase-btn {
    align-self: flex-start;
    margin-top: auto;
    padding: var(--spacing-sm) var(--spacing-lg);
    font-size: var(--font-size-sm);
}

/* ----------------------------------------
   Engagement tiers
   ---------------------------------------- */
.ai-tiers {
    padding: var(--spacing-4xl) 0;
    background: var(--color-darker);
    border-top: 1px solid rgba(0, 212, 255, 0.08);
}

.ai-tiers .section-header {
    margin-bottom: var(--spacing-3xl);
}

.ai-tiers-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-2xl);
}

.ai-tier-card {
    background: linear-gradient(135deg, rgba(26, 31, 53, 0.8), rgba(10, 15, 30, 0.9));
    border: 2px solid rgba(0, 212, 255, 0.1);
    border-radius: var(--border-radius-xl);
    padding: var(--spacing-2xl);
    display: flex;
    flex-direction: column;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.ai-tier-card:hover {
    transform: translateY(-8px);
    border-color: rgba(0, 212, 255, 0.3);
    box-shadow: 0 20px 40px rgba(0, 212, 255, 0.15);
}

.ai-tier-featured {
    border-color: var(--electric-blue);
    box-shadow: 0 10px 30px rgba(0, 212, 255, 0.2);
}

.ai-tier-badge {
    position: absolute;
    top: var(--spacing-lg);
    right: var(--spacing-lg);
    background: linear-gradient(135deg, var(--electric-blue), var(--electric-blue-dark));
    color: var(--color-white);
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--border-radius-md);
    font-size: var(--font-size-xs);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.ai-tier-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
    padding-bottom: var(--spacing-lg);
    border-bottom: 1px solid rgba(0, 212, 255, 0.1);
}

.ai-tier-name {
    font-family: var(--ai-font-display);
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--electric-blue);
    margin-bottom: var(--spacing-xs);
}

/* keep the featured badge clear of the centered title */
.ai-tier-featured .ai-tier-header {
    padding-top: var(--spacing-lg);
}

.ai-tier-subtitle {
    font-family: var(--ai-font-mono);
    font-size: 0.72rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--color-gray-500);
    margin-bottom: var(--spacing-md);
}

.ai-tier-price {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    color: var(--color-white);
}

.ai-tier-per {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--color-gray-400);
}

.ai-tier-body {
    flex: 1;
    margin-bottom: var(--spacing-xl);
}

.ai-tier-section-title {
    font-size: var(--font-size-sm);
    font-weight: 700;
    color: var(--electric-blue);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-top: var(--spacing-lg);
    margin-bottom: var(--spacing-sm);
}

.ai-tier-desc {
    font-size: var(--font-size-sm);
    color: var(--color-gray-400);
    line-height: 1.7;
    margin-bottom: var(--spacing-lg);
}

.ai-tier-features {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.ai-tier-features li {
    font-size: var(--font-size-sm);
    color: var(--color-gray-400);
    padding-left: var(--spacing-lg);
    position: relative;
    line-height: 1.6;
}

.ai-tier-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--electric-blue);
    font-weight: 700;
}

.ai-tier-footer {
    margin-top: auto;
}

.ai-tier-note {
    text-align: center;
    font-size: var(--font-size-sm);
    color: var(--color-gray-500);
    font-style: italic;
    margin-top: var(--spacing-2xl);
}

/* ----------------------------------------
   How we use AI ourselves
   ---------------------------------------- */
.ai-selfuse {
    padding: var(--spacing-4xl) 0;
    background: var(--color-dark);
    border-top: 1px solid rgba(0, 212, 255, 0.08);
}

.ai-selfuse .section-header {
    margin-bottom: var(--spacing-3xl);
}

.ai-selfuse-grid {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
    max-width: 860px;
    margin: 0 auto;
}

.ai-selfuse-item {
    padding: var(--spacing-xl) var(--spacing-2xl);
    background: rgba(0, 212, 255, 0.03);
    border-left: 3px solid var(--electric-blue);
    border-radius: var(--border-radius-md);
}

.ai-selfuse-title {
    font-family: var(--ai-font-display);
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--color-white);
    margin-bottom: var(--spacing-sm);
}

.ai-selfuse-text {
    font-size: var(--font-size-sm);
    color: var(--color-gray-400);
    line-height: 1.7;
}

/* ----------------------------------------
   FAQ
   ---------------------------------------- */
.ai-faq {
    padding: var(--spacing-4xl) 0;
    background: var(--color-darker);
    border-top: 1px solid rgba(0, 212, 255, 0.08);
}

.ai-faq .section-header {
    margin-bottom: var(--spacing-2xl);
}

.ai-faq-list {
    max-width: 820px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.ai-faq-item {
    background: linear-gradient(135deg, rgba(26, 31, 53, 0.6), rgba(10, 15, 30, 0.8));
    border: 1px solid rgba(0, 212, 255, 0.12);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    transition: border-color var(--transition-base);
}

.ai-faq-item:hover,
.ai-faq-item[open] {
    border-color: rgba(0, 212, 255, 0.3);
}

.ai-faq-q {
    list-style: none;
    cursor: pointer;
    padding: var(--spacing-lg) var(--spacing-2xl) var(--spacing-lg) var(--spacing-xl);
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--color-gray-200);
    position: relative;
    transition: color var(--transition-base);
}

.ai-faq-q::-webkit-details-marker {
    display: none;
}

.ai-faq-q::after {
    content: '+';
    position: absolute;
    right: var(--spacing-lg);
    top: 50%;
    transform: translateY(-50%);
    font-family: var(--ai-font-mono);
    font-size: var(--font-size-xl);
    font-weight: 400;
    color: var(--electric-blue);
    transition: transform var(--transition-base);
}

.ai-faq-item[open] .ai-faq-q {
    color: var(--electric-blue);
}

.ai-faq-item[open] .ai-faq-q::after {
    transform: translateY(-50%) rotate(45deg);
}

.ai-faq-a {
    padding: 0 var(--spacing-2xl) var(--spacing-lg) var(--spacing-xl);
}

.ai-faq-a p {
    font-size: var(--font-size-sm);
    color: var(--color-gray-400);
    line-height: 1.75;
}

/* ----------------------------------------
   CTA
   ---------------------------------------- */
.ai-cta {
    padding: var(--spacing-4xl) 0;
    background:
        radial-gradient(ellipse 60% 70% at 50% 100%, rgba(0, 212, 255, 0.1) 0%, transparent 65%),
        var(--color-dark);
    border-top: 1px solid rgba(0, 212, 255, 0.1);
    text-align: center;
}

.ai-cta-content {
    max-width: 720px;
    margin: 0 auto;
}

.ai-cta-content .ai-sec-tag::after {
    content: '';
    width: 34px;
    height: 1px;
    background: linear-gradient(to left, var(--electric-blue), transparent);
}

.ai-cta-text {
    font-size: var(--font-size-lg);
    color: var(--color-gray-400);
    line-height: 1.7;
    margin-bottom: var(--spacing-2xl);
}

.ai-cta-actions {
    display: flex;
    gap: var(--spacing-lg);
    justify-content: center;
    flex-wrap: wrap;
}

/* ----------------------------------------
   Responsive
   ---------------------------------------- */
@media (max-width: 1024px) {
    .ai-steps-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .ai-hero {
        padding-top: calc(96px + var(--spacing-xl));
    }

    .ai-hero-cta {
        flex-direction: column;
        align-items: stretch;
    }

    .ai-hero-meta {
        gap: 0.75rem 1.5rem;
    }

    .ai-pillars-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    .ai-pillar-link {
        padding: var(--spacing-xs) 0;
    }

    .ai-pillar-link span {
        transform: rotate(90deg);
        display: inline-block;
    }

    .ai-steps-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }

    .ai-usecase-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }

    .ai-tiers-grid {
        grid-template-columns: 1fr;
    }

    .ai-selfuse-item {
        padding: var(--spacing-lg);
    }

    .ai-cta-actions {
        flex-direction: column;
        align-items: stretch;
    }
}

@media (max-width: 480px) {
    .ai-hero-title {
        font-size: clamp(2rem, 9vw, 2.6rem);
    }

    .ai-usecase-card,
    .ai-tier-card {
        padding: var(--spacing-xl) var(--spacing-lg);
    }

    .ai-tier-price {
        font-size: var(--font-size-2xl);
    }

    .ai-faq-q {
        padding: var(--spacing-lg) calc(var(--spacing-2xl) + var(--spacing-sm)) var(--spacing-lg) var(--spacing-lg);
    }

    .ai-faq-a {
        padding: 0 var(--spacing-lg) var(--spacing-lg);
    }
}