/* ===== SOLUTIONS PAGE - Editorial Layout ===== */

/* Active nav state */
.nav-link.active {
    color: var(--accent);
}

.nav-link.active::after {
    width: 100%;
}

/* ===== Hero - Compact Editorial ===== */
.sol-hero {
    padding: 12rem 0 6rem;
    position: relative;
    overflow: hidden;
    background: var(--black);
}

.sol-hero-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 4rem;
    align-items: end;
}

.sol-label {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 2rem;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--gray-500);
}

.label-idx {
    color: var(--accent);
    font-weight: 700;
}

.label-divider {
    color: var(--gray-700);
}

.sol-hero h1 {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 800;
    line-height: 1.05;
    letter-spacing: -0.03em;
}

.text-stroke {
    color: transparent;
    -webkit-text-stroke: 1.5px var(--accent);
}

.sol-hero-side {
    padding-bottom: 0.5rem;
}

.sol-hero-side p {
    font-size: 0.95rem;
    color: var(--gray-400);
    line-height: 1.7;
    margin-bottom: 2rem;
}

.sol-hero-anchors {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.sol-hero-anchors a {
    padding: 0.5rem 1rem;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--gray-500);
    border: 1px solid var(--gray-800);
    transition: all 0.3s ease;
}

.sol-hero-anchors a:hover {
    color: var(--accent);
    border-color: var(--accent);
}

/* ===== Bento Grid ===== */
.bento-section {
    padding: 2rem 0 8rem;
    background: var(--black);
}

.container-wide {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 clamp(1.5rem, 4vw, 4rem);
}

.bento-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: auto auto;
    gap: 1.5rem;
}

/* Card base */
.bento-card {
    background: var(--black-soft);
    border: 1px solid var(--gray-900);
    padding: 2.5rem;
    display: flex;
    flex-direction: column;
    position: relative;
    overflow: hidden;
    transition: all 0.4s var(--ease-out);
}

.bento-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent);
    transition: width 0.5s var(--ease-out);
}

.bento-card:hover {
    border-color: var(--gray-800);
    background: var(--gray-950);
}

.bento-card:hover::before {
    width: 100%;
}

/* Card sizes - simple 2-column grid */
.bento-xl {
    /* First card - top left */
}

.bento-tall {
    /* Second card - top right */
}

.bento-wide {
    /* Third card - bottom left */
}

.bento-std {
    /* Fourth card - bottom right */
}

/* Accent card variant */
.bento-accent {
    background: linear-gradient(135deg, rgba(204, 255, 0, 0.03) 0%, transparent 50%);
    border-color: rgba(204, 255, 0, 0.15);
}

.bento-accent:hover {
    border-color: rgba(204, 255, 0, 0.3);
}

/* Card header */
.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 2rem;
}

.card-num {
    font-size: 0.7rem;
    font-weight: 700;
    color: var(--accent);
    letter-spacing: 0.1em;
}

.card-tag {
    font-size: 0.6rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--gray-600);
    padding: 0.3rem 0.6rem;
    border: 1px solid var(--gray-800);
}

/* Card body */
.card-body {
    margin-bottom: 1.5rem;
}

.card-body h2 {
    font-size: clamp(1.5rem, 3vw, 2.25rem);
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 1rem;
    letter-spacing: -0.02em;
}

.card-body p {
    font-size: 0.85rem;
    color: var(--gray-400);
    line-height: 1.7;
}

/* Card features */
.card-features {
    list-style: none;
    margin-bottom: auto;
    padding-bottom: 2rem;
}

.card-features li {
    font-size: 0.75rem;
    color: var(--gray-500);
    padding: 0.6rem 0;
    border-bottom: 1px solid var(--gray-900);
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.card-features li::before {
    content: '→';
    color: var(--accent);
    font-size: 0.7rem;
}

.card-features.compact li {
    padding: 0.4rem 0;
    font-size: 0.7rem;
}

/* Card metric */
.card-metric {
    margin: auto 0 2rem;
    text-align: center;
    padding: 2rem 0;
}

.metric-val {
    display: block;
    font-size: 3.5rem;
    font-weight: 800;
    color: var(--accent);
    line-height: 1;
    letter-spacing: -0.03em;
}

.metric-unit {
    font-size: 0.5em;
    font-weight: 600;
}

.metric-label {
    display: block;
    font-size: 0.65rem;
    color: var(--gray-500);
    text-transform: uppercase;
    letter-spacing: 0.15em;
    margin-top: 0.75rem;
}

/* Card platforms */
.card-platforms {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: auto;
    padding-bottom: 2rem;
}

.platform {
    font-size: 0.65rem;
    font-weight: 600;
    color: var(--gray-400);
    padding: 0.4rem 0.75rem;
    background: var(--gray-950);
    border: 1px solid var(--gray-800);
    transition: all 0.3s ease;
}

.platform:hover {
    border-color: var(--accent);
    color: var(--accent);
}

.platform-more {
    font-size: 0.65rem;
    font-weight: 700;
    color: var(--accent);
    padding: 0.4rem 0.75rem;
}

/* Card chart */
.card-chart {
    display: flex;
    align-items: flex-end;
    gap: 6px;
    height: 100px;
    margin: auto 0 2rem;
    padding-top: 1rem;
}

.bar {
    flex: 1;
    height: var(--h);
    background: var(--gray-800);
    transition: all 0.3s ease;
}

.bento-card:hover .bar {
    background: var(--gray-700);
}

.bar-accent {
    background: var(--accent) !important;
}

/* Card visual - flow diagram */
.card-visual {
    margin-top: auto;
    padding: 2rem 0;
}

.flow-diagram {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.flow-node {
    padding: 0.75rem 1.25rem;
    font-size: 0.65rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    border: 1px solid var(--gray-800);
    color: var(--gray-500);
    transition: all 0.3s ease;
}

.bento-card:hover .flow-node {
    border-color: var(--gray-700);
}

.bento-card:hover .node-trigger {
    border-color: var(--accent);
    color: var(--accent);
}

.bento-card:hover .node-action {
    background: var(--accent);
    border-color: var(--accent);
    color: var(--black);
}

.flow-line {
    width: 40px;
    height: 1px;
    background: var(--gray-800);
    position: relative;
}

.flow-line::after {
    content: '';
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 4px;
    height: 4px;
    background: var(--gray-700);
    border-radius: 50%;
}

/* Card link */
.card-link {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--gray-600);
    margin-top: auto;
    padding-top: 1.5rem;
    border-top: 1px solid var(--gray-900);
    transition: all 0.3s ease;
}

.card-link:hover {
    color: var(--accent);
}

.link-arrow {
    transition: transform 0.3s ease;
}

.card-link:hover .link-arrow {
    transform: translateY(3px);
}

/* ===== Deep Dive Sections ===== */
.deep-section {
    padding: 8rem 0;
    background: var(--black);
    border-top: 1px solid var(--gray-900);
}

.deep-alt {
    background: var(--black-soft);
}

.deep-header {
    display: flex;
    align-items: flex-start;
    gap: 2rem;
    margin-bottom: 4rem;
}

.deep-idx {
    font-size: 4rem;
    font-weight: 800;
    color: var(--gray-900);
    line-height: 1;
    letter-spacing: -0.05em;
}

.deep-title {
    padding-top: 0.5rem;
}

.overline {
    display: block;
    font-size: 0.65rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--accent);
    margin-bottom: 0.75rem;
}

.deep-title h2 {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 700;
    letter-spacing: -0.02em;
}

.deep-content {
    display: flex;
    flex-direction: column;
    gap: 3rem;
}

.deep-intro {
    max-width: 800px;
}

.deep-intro p {
    font-size: 1.1rem;
    color: var(--gray-300);
    line-height: 1.8;
}

.deep-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.deep-block {
    padding: 2rem;
    background: var(--gray-950);
    border: 1px solid var(--gray-900);
}

.deep-block h3 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--white);
}

.deep-block p {
    font-size: 0.85rem;
    color: var(--gray-400);
    line-height: 1.7;
}

/* Aside cards */
.deep-aside {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.aside-wide {
    grid-column: 1 / -1;
}

.aside-card {
    background: var(--gray-950);
    border: 1px solid var(--gray-900);
    padding: 1.5rem;
}

.aside-card h4 {
    font-size: 0.65rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--gray-500);
    margin-bottom: 1rem;
}

.tag-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.tag-list span {
    font-size: 0.7rem;
    font-weight: 500;
    color: var(--gray-400);
    padding: 0.35rem 0.7rem;
    background: var(--black);
    border: 1px solid var(--gray-800);
}

.tag-large {
    gap: 0.6rem;
}

.tag-large span {
    font-size: 0.75rem;
    padding: 0.4rem 0.85rem;
}

.tag-more {
    color: var(--accent) !important;
    border-color: var(--accent) !important;
}

.result-row {
    display: flex;
    align-items: baseline;
    gap: 0.75rem;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--gray-900);
}

.result-row:last-child {
    border-bottom: none;
}

.result-num {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent);
    min-width: 60px;
}

.result-desc {
    font-size: 0.75rem;
    color: var(--gray-500);
}

.metric-row {
    font-size: 0.75rem;
    color: var(--gray-400);
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--gray-900);
}

.metric-row:last-child {
    border-bottom: none;
}

/* ===== Process Section ===== */
.process-section {
    padding: 8rem 0;
    background: var(--black);
    border-top: 1px solid var(--gray-900);
}

.section-header {
    margin-bottom: 4rem;
}

.section-header h2 {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 700;
    letter-spacing: -0.02em;
}

.process-track {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    position: relative;
}

.process-line {
    position: absolute;
    top: 24px;
    left: 60px;
    right: 60px;
    height: 1px;
    background: var(--gray-800);
}

.process-step {
    position: relative;
}

.step-marker {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--accent);
    background: var(--black);
    border: 1px solid var(--gray-800);
    margin-bottom: 1.5rem;
    position: relative;
    z-index: 1;
    transition: all 0.3s ease;
}

.process-step:hover .step-marker {
    background: var(--accent);
    color: var(--black);
    border-color: var(--accent);
}

.step-content h3 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
}

.step-content p {
    font-size: 0.8rem;
    color: var(--gray-500);
    line-height: 1.6;
}

/* ===== CTA Section ===== */
.cta-section {
    padding: 8rem 0;
    background: var(--black-soft);
}

.cta-box {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 3rem;
    padding: 4rem;
    border: 1px solid var(--gray-900);
    background: linear-gradient(135deg, rgba(204, 255, 0, 0.02) 0%, transparent 50%);
}

.cta-content h2 {
    font-size: clamp(1.5rem, 3.5vw, 2.25rem);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
    letter-spacing: -0.02em;
}

.cta-content p {
    font-size: 0.9rem;
    color: var(--gray-400);
}

/* ===== Responsive ===== */
@media (max-width: 1200px) {
    .deep-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 900px) {
    .sol-hero {
        padding: 10rem 0 4rem;
    }
    
    .sol-hero-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .sol-hero-side {
        padding-bottom: 0;
    }
    
    .bento-grid {
        grid-template-columns: 1fr;
    }
    
    .deep-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .deep-aside {
        grid-template-columns: 1fr;
    }
    
    .process-track {
        grid-template-columns: 1fr;
        gap: 0;
    }
    
    .process-line {
        top: 0;
        bottom: 0;
        left: 23px;
        right: auto;
        width: 1px;
        height: auto;
    }
    
    .process-step {
        display: grid;
        grid-template-columns: 48px 1fr;
        gap: 1.5rem;
        padding-bottom: 2rem;
    }
    
    .step-marker {
        margin-bottom: 0;
    }
    
    .cta-box {
        flex-direction: column;
        text-align: center;
        padding: 3rem 2rem;
    }
}

@media (max-width: 600px) {
    .sol-hero h1 {
        font-size: 2rem;
    }
    
    .text-stroke {
        -webkit-text-stroke-width: 1px;
    }
    
    .deep-header {
        flex-direction: column;
        gap: 1rem;
    }
    
    .deep-idx {
        font-size: 2.5rem;
    }
}