/* ============================================
   DEFPROD — Homepage Styles
   ============================================ */

/* ---- Hero ---- */
.hero {
    min-height: calc(100vh - 160px);
    display: grid;
    place-items: center;
    background: var(--color-dark-bg);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 60% 50% at 50% 40%, rgba(44, 209, 196, 0.10) 0%, transparent 70%),
        radial-gradient(ellipse 40% 40% at 70% 60%, rgba(255, 196, 71, 0.04) 0%, transparent 60%);
    background-size: 200% 200%;
    animation: gradient-shift 12s ease infinite;
    pointer-events: none;
}

.hero-grid-overlay {
    position: absolute;
    inset: 0;
    background-image:
        repeating-linear-gradient(0deg, rgba(224, 247, 250, 0.03) 0, rgba(224, 247, 250, 0.03) 1px, transparent 1px, transparent 60px),
        repeating-linear-gradient(90deg, rgba(224, 247, 250, 0.03) 0, rgba(224, 247, 250, 0.03) 1px, transparent 1px, transparent 60px);
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    padding: var(--space-2xl) 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    max-width: 800px;
}

.hero h1 {
    font-size: var(--text-hero);
    font-weight: var(--font-weight-bold);
    color: var(--color-dark-text);
    margin: 0 0 var(--space-sm);
    letter-spacing: var(--tracking-tight);
    line-height: var(--leading-tight);
}

.hero-subtitle {
    font-size: var(--text-xl);
    color: var(--color-dark-text-muted);
    margin: 0 0 var(--space-md);
    font-weight: var(--font-weight-normal);
}

.hero-desc {
    font-size: var(--text-lg);
    color: var(--color-dark-text-muted);
    opacity: 0.85;
    margin: 0 0 var(--space-xl);
    max-width: 560px;
    line-height: var(--leading-normal);
}

.hero-audience-cue {
    font-size: var(--text-sm);
    color: var(--color-dark-text-muted);
    opacity: 0.65;
    margin: var(--space-lg) 0 0;
    max-width: 520px;
    line-height: var(--leading-normal);
}

.hero-ctas {
    display: flex;
    gap: var(--space-md);
    flex-wrap: wrap;
    justify-content: center;
}

.hero-scroll-hint {
    position: absolute;
    bottom: var(--space-lg);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-xs);
    color: var(--color-dark-text-muted);
    opacity: 0.6;
    animation: scroll-bounce 2s ease infinite;
    text-decoration: none;
    z-index: 3;
    transition: opacity var(--transition-fast);
}

.hero-scroll-label {
    font-size: var(--text-xs);
    font-weight: var(--font-weight-semi);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.hero-scroll-hint:hover {
    opacity: 0.85;
    color: var(--color-dark-text-muted);
}

/* ---- Problem recognition section ---- */
.recognition-section {
    padding: var(--space-2xl) 20px var(--space-section);
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
}

.recognition-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-2xl);
    max-width: 960px;
    margin: 0 auto var(--space-2xl);
    align-items: start;
}

.recognition-pain,
.recognition-relief {
    padding: var(--space-xl);
    border-radius: var(--radius-lg);
    /* Backgrounds are hardcoded light, so pin text color to the light-mode
       value — otherwise iOS dark mode flips --color-text to near-white and
       the list items become unreadable on the white panel. */
    color: #1C1E23;
    color-scheme: light;
}

.recognition-pain {
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.98) 0%, rgba(243, 237, 237, 0.92) 100%);
    border: 1px solid rgba(180, 80, 80, 0.15);
}

.recognition-relief {
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.98) 0%, rgba(236, 247, 246, 0.92) 100%);
    border: 1px solid rgba(44, 177, 172, 0.18);
}

.recognition-list {
    list-style: none;
    padding: 0;
    margin: var(--space-md) 0 0;
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.recognition-list li {
    position: relative;
    padding-left: var(--space-xl);
    font-size: var(--text-sm);
    /* Hardcoded — see .recognition-pain comment. */
    color: #1C1E23;
    line-height: var(--leading-normal);
}

.recognition-list li::before {
    position: absolute;
    left: 0;
    top: 0.15em;
    font-size: var(--text-base);
    line-height: 1;
}

.recognition-list-pain li::before {
    content: "✕";
    color: rgba(180, 80, 80, 0.7);
    font-weight: var(--font-weight-bold);
}

.recognition-list-relief li::before {
    content: "✓";
    color: var(--color-teal);
    font-weight: var(--font-weight-bold);
}

.section-label-teal {
    color: var(--color-teal);
}

.recognition-bridge {
    max-width: 640px;
    margin: 0 auto var(--space-2xl);
    text-align: center;
    font-size: var(--text-xl);
    color: var(--color-text);
    line-height: var(--leading-tight);
    letter-spacing: var(--tracking-tight);
}

.recognition-screenshot {
    margin: 0 auto;
    text-align: center;
    max-width: 960px;
}

.recognition-screenshot img {
    max-width: 100%;
    border-radius: var(--radius-lg);
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.12);
}

/* ---- Category + bridge diagram ---- */
.category-section {
    padding: var(--space-section) 20px;
    background: var(--color-bg);
}

.category-header {
    max-width: 700px;
    margin: 0 auto var(--space-2xl);
    text-align: center;
}

.category-header h2 {
    font-size: var(--text-2xl);
    margin: 0 0 var(--space-md);
    letter-spacing: var(--tracking-tight);
    color: var(--color-text);
}

.category-intro {
    font-size: var(--text-base);
    color: var(--color-text-secondary);
    line-height: var(--leading-normal);
    margin: 0;
}

.bridge-diagram {
    --bridge-teal-mid: rgba(44, 209, 196, 0.42);
    --bridge-teal-fork: rgba(44, 209, 196, 0.32);
    --bridge-teal-surface: rgba(44, 209, 196, 0.08);
    --bridge-teal-glow: rgba(44, 209, 196, 0.12);

    max-width: 640px;
    margin: 0 auto var(--space-2xl);
    padding: var(--space-xl) var(--space-lg);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(44, 209, 196, 0.18);
    background:
        radial-gradient(circle at top, rgba(44, 209, 196, 0.1), transparent 42%),
        linear-gradient(180deg, rgba(255, 255, 255, 0.98) 0%, rgba(236, 241, 247, 0.94) 100%);
    box-shadow:
        0 18px 40px rgba(15, 23, 42, 0.08),
        inset 0 1px 0 rgba(255, 255, 255, 0.8);
}

.bridge-layer-top {
    display: flex;
    justify-content: center;
    margin-bottom: var(--space-sm);
}

.bridge-spine {
    width: 2px;
    height: 20px;
    margin: 0 auto;
    background: linear-gradient(180deg, var(--color-teal), var(--bridge-teal-mid));
    border-radius: 1px;
    filter: drop-shadow(0 0 8px var(--bridge-teal-glow));
}

.bridge-layer-mid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-xs);
    align-items: stretch;
    margin-bottom: var(--space-sm);
    padding: 0 var(--space-xs);
}

.bridge-chip {
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    font-size: var(--text-xs);
    font-weight: var(--font-weight-semi);
    font-family: var(--font-mono);
    color: var(--color-teal);
    padding: var(--space-sm) var(--space-xs);
    border-radius: var(--radius-md);
    border: 1px solid var(--bridge-teal-mid);
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.98), var(--bridge-teal-surface));
    box-shadow:
        0 8px 18px rgba(15, 23, 42, 0.05),
        inset 0 1px 0 rgba(255, 255, 255, 0.8);
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.bridge-forks {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-xs);
    height: 16px;
    margin-bottom: var(--space-xs);
    padding: 0 var(--space-xs);
}

.bridge-fork {
    justify-self: center;
    width: 2px;
    height: 100%;
    background: var(--bridge-teal-fork);
    border-radius: 1px;
    filter: drop-shadow(0 0 6px var(--bridge-teal-glow));
}

.bridge-layer-bottom {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr 1fr;
    gap: var(--space-sm);
    align-items: stretch;
    padding: 0 var(--space-xs);
}

.bridge-node {
    border-radius: var(--radius-md);
    text-align: center;
    font-size: var(--text-sm);
    line-height: var(--leading-tight);
}

.bridge-node-apex {
    padding: var(--space-md) var(--space-lg);
    font-weight: var(--font-weight-semi);
    /* Background is hardcoded light, so pin text color to the light-mode
       value — see .recognition-pain comment. */
    color: #1C1E23;
    border: 1px solid rgba(44, 209, 196, 0.32);
    background: linear-gradient(180deg, rgba(255, 255, 255, 1), rgba(231, 239, 245, 0.98));
    box-shadow:
        0 14px 30px rgba(15, 23, 42, 0.1),
        0 0 0 1px rgba(44, 209, 196, 0.06),
        inset 0 1px 0 rgba(255, 255, 255, 0.96);
    letter-spacing: var(--tracking-tight);
}

.bridge-node-audience {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-sm) var(--space-xs);
    min-height: 58px;
    font-weight: var(--font-weight-semi);
    /* See .recognition-pain comment — hardcoded light bg needs pinned text. */
    color: #1C1E23;
    border: 1px solid rgba(44, 209, 196, 0.26);
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.99), rgba(233, 240, 246, 0.95));
    box-shadow:
        0 10px 22px rgba(15, 23, 42, 0.07),
        0 0 0 1px rgba(44, 209, 196, 0.05),
        inset 0 1px 0 rgba(255, 255, 255, 0.92);
}

.bridge-node-audience:nth-child(1) {
    grid-column: 1;
}

.bridge-node-audience:nth-child(2) {
    grid-column: 2 / span 2;
}

.bridge-node-audience:nth-child(3) {
    grid-column: 4;
}

.category-support {
    max-width: 700px;
    margin: 0 auto;
    text-align: center;
    font-size: var(--text-base);
    color: var(--color-text-secondary);
    line-height: var(--leading-normal);
}

/* ---- Team outcomes ---- */
.outcomes-section {
    padding: var(--space-section) 20px;
}

.outcomes-header h2,
.outcomes-title {
    font-size: var(--text-2xl);
    margin: var(--space-sm) 0 var(--space-md);
    letter-spacing: var(--tracking-tight);
}

.outcomes-title {
    color: var(--color-dark-text);
}

.outcomes-intro {
    color: var(--color-dark-text-muted);
    font-size: var(--text-base);
    line-height: var(--leading-normal);
    max-width: 640px;
    margin: 0 auto var(--space-2xl);
}

.outcome-cards {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-lg);
    max-width: 960px;
    margin: 0 auto;
}

.outcome-card {
    background: var(--color-dark-surface);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    border: 1px solid var(--color-dark-border);
    border-left: 3px solid var(--color-teal);
    text-align: left;
}

.outcome-card-icon {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-md);
    background: rgba(44, 209, 196, 0.12);
    color: var(--color-teal);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-md);
}

.outcome-card h3 {
    color: var(--color-dark-text);
    font-size: var(--text-lg);
    margin: 0 0 var(--space-sm);
}

.outcome-card p {
    color: var(--color-dark-text-muted);
    font-size: var(--text-sm);
    line-height: var(--leading-normal);
    margin: 0;
}

/* ---- Responsive ---- */
@media (max-width: 1024px) {
    .outcome-cards {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .hero h1 {
        font-size: clamp(2.2rem, 1.8rem + 2vw, 3.5rem);
    }

    .hero-scroll-hint {
        display: none;
    }

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

    .bridge-layer-mid {
        grid-template-columns: repeat(2, 1fr);
    }

    .bridge-forks {
        display: none;
    }

    .bridge-layer-bottom {
        grid-template-columns: 1fr;
    }

    .bridge-node-audience:nth-child(1),
    .bridge-node-audience:nth-child(2),
    .bridge-node-audience:nth-child(3) {
        grid-column: 1 / -1;
    }
}

@media (max-width: 480px) {
    .hero-content {
        padding: var(--space-xl) 12px;
    }

    .hero h1 {
        font-size: clamp(1.8rem, 1.5rem + 1.5vw, 2.5rem);
    }

    .hero-subtitle {
        font-size: var(--text-lg);
    }

    .hero-desc {
        font-size: var(--text-base);
    }

    .recognition-pain,
    .recognition-relief {
        padding: var(--space-lg);
    }

    .recognition-bridge {
        font-size: var(--text-lg);
    }

    .bridge-diagram {
        padding: var(--space-lg) var(--space-md);
    }

    .outcome-card {
        padding: var(--space-lg);
    }
}