/* ============================================
   LAYOUT.CSS
   Landing page styles
   Load order: 2 of 4
   ============================================ */

/* ============================================
   LANDING PAGE - Blueprint as Trust
   Light theme with grid background
   ============================================ */

.landing-page {
    background-color: var(--bg);
    color: var(--text);
    min-height: 100vh;
    position: relative;
    font-family: var(--font-sans);
    line-height: 1.5;
}

/* Grid Background - Refined, subtle */
.landing-page::before {
    content: '';
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 0;
    background-image:
        linear-gradient(var(--grid-fine) 1px, transparent 1px),
        linear-gradient(90deg, var(--grid-fine) 1px, transparent 1px),
        linear-gradient(var(--grid-major) 1px, transparent 1px),
        linear-gradient(90deg, var(--grid-major) 1px, transparent 1px);
    background-size:
        32px 32px,
        32px 32px,
        128px 128px,
        128px 128px;
}

/* Soft fade at top */
.landing-page::after {
    content: '';
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 0;
    background: linear-gradient(to bottom, var(--bg) 0%, transparent 15%);
}

/* Trust Bar */
.trust-bar {
    position: relative;
    z-index: 1;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-3) var(--space-6);
    border-bottom: 1px solid var(--border-light);
    font-size: 13px;
    font-weight: 500;
    color: var(--text-secondary);
    background: var(--bg-card);
}

.trust-bar-right {
    display: flex;
    align-items: center;
    gap: var(--space-4);
}

/* Trust bar brand */
.trust-bar-brand {
    font-size: 18px;
    font-weight: 700;
    color: var(--text);
    text-decoration: none;
    letter-spacing: -0.03em;
}

/* Smaller font toggle for trust bar */
.font-toggle-sm {
    padding: var(--space-1) var(--space-2);
    font-size: var(--text-xs);
    min-width: 28px;
}

/* Hero Section - Two Column */
.hero {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-12);
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--space-16) var(--space-6) var(--space-16);
}

.hero-content {
    max-width: 520px;
}

.hero-title {
    font-size: clamp(36px, 5vw, 54px);
    font-weight: 700;
    letter-spacing: -0.03em;
    line-height: 1.1;
    margin-bottom: var(--space-4);
    color: var(--text);
}

.hero-title .accent {
    color: var(--accent);
}

.hero-subtitle {
    font-size: 18px;
    color: var(--text-secondary);
    line-height: 1.6;
    max-width: 520px;
}

.hero-cta {
    display: flex;
    gap: var(--space-4);
    margin-top: var(--space-8);
}

.hero-pricing-note {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    margin-top: var(--space-3);
}

.hero-pricing-note a {
    color: var(--accent);
    text-decoration: none;
}

.hero-pricing-note a:hover {
    text-decoration: underline;
}

/* Terminal */
.hero-terminal {
    display: flex;
    justify-content: flex-start;
}

.terminal {
    background: var(--bg-card);
    border: 2px solid var(--border);
    box-shadow: var(--shadow-md);
    overflow: hidden;
    width: 100%;
    max-width: 480px;
}

.terminal-header {
    display: flex;
    align-items: center;
    padding: var(--space-3) var(--space-4);
    background: #2d2c28;
}

/* Window dots */
.window-dots {
    display: flex;
    gap: 6px;
}

.window-dots span {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: #4a4942;
}

.window-dots span:first-child {
    background: #ef6b5e;
}

.window-dots span:nth-child(2) {
    background: #f5bd4f;
}

.window-dots span:nth-child(3) {
    background: #61c454;
}

.terminal-body {
    padding: 28px;
    font-family: var(--font-mono);
    font-size: 15px;
    line-height: 1.8;
    min-height: 220px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    background: var(--bg-card);
}

.terminal-lines {
    display: flex;
    flex-direction: column;
    gap: 6px;
    /* Reserve full stack height so final line reveal doesn't recenter the block */
    min-height: 171px;
}

.terminal-line {
    display: flex;
    gap: var(--space-4);
    min-height: 32px;
    align-items: center;
    opacity: 0;
    transition: opacity 0.15s ease;
}

.terminal-line.visible {
    opacity: 1;
}

.line-num {
    color: var(--text-muted);
    min-width: 16px;
    text-align: right;
    user-select: none;
    font-size: 12px;
}

.line-text {
    color: var(--text-secondary);
    flex: 1 1 auto;
    min-width: 0;
}

.line-text .highlight {
    color: var(--accent);
    font-weight: 500;
}

.terminal-line.final {
    margin-top: var(--space-3);
    padding-top: var(--space-3);
    border-top: 1px solid var(--border-light);
}

.terminal-line.final .line-num {
    color: var(--green);
}

.terminal-line.final .line-text {
    color: var(--green);
    font-weight: 500;
    white-space: nowrap;
}

.terminal-footer {
    padding: var(--space-3) var(--space-4);
    background: var(--bg-subtle);
    border-top: 1px solid var(--border-light);
}

/* Responsive - Tablet/Mobile */
@media (max-width: 900px) {
    .hero {
        grid-template-columns: 1fr;
        gap: var(--space-8);
        text-align: center;
        padding: var(--space-12) var(--space-4) var(--space-12);
    }

    .hero-content {
        max-width: 100%;
    }

    .hero-subtitle {
        max-width: 480px;
        margin: 0 auto;
    }

    .hero-cta {
        justify-content: center;
    }

    .hero-terminal {
        justify-content: center;
    }

    .terminal {
        max-width: 520px;
    }
}

@media (max-width: 480px) {
    .hero {
        padding: var(--space-10) var(--space-4) var(--space-10);
    }

    .hero-title {
        font-size: 32px;
    }

    .terminal-body {
        padding: var(--space-5) var(--space-4);
        font-size: 12px;
        min-height: 180px;
    }
}

@media (prefers-reduced-motion: reduce) {
    .terminal-line {
        opacity: 1;
        transition: none;
    }
}

/* Verify Section (before footer) */
.verify-section {
    position: relative;
    z-index: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: var(--space-6) var(--space-4);
    border-top: 1px solid var(--border-light);
}

/* Tool Sections */
.sections {
    position: relative;
    z-index: 1;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--space-6) var(--space-10);
}

.section {
    margin-bottom: var(--space-10);
    padding-left: var(--space-4);
    border-left: 2px solid transparent;
    transition: border-left-color 0.3s ease;
}

.section-header {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    margin-bottom: var(--space-6);
}

.section-bar {
    width: 4px;
    height: 28px;
    background: var(--border);
    flex-shrink: 0;
}

.section.optimize .section-bar {
    background: var(--accent);
}

.section.create .section-bar {
    background: var(--blue);
}

.section.privacy .section-bar {
    background: var(--green);
}

.section.generate .section-bar {
    background: var(--purple);
}

/* Section containment borders - animate in with content */
.section.visible.privacy {
    border-left-color: rgba(26, 122, 66, 0.3);
}
.section.visible.optimize {
    border-left-color: rgba(212, 90, 7, 0.3);
}
.section.visible.create {
    border-left-color: rgba(37, 99, 235, 0.3);
}
.section.visible.generate {
    border-left-color: rgba(124, 58, 237, 0.3);
}

.section-title {
    font-size: 22px;
    font-weight: 600;
    color: var(--text);
    letter-spacing: -0.01em;
    text-transform: none;
    white-space: nowrap;
}

.section-line {
    flex: 1;
    height: 1px;
    background: var(--border-light);
}

/* Tool Cards */
.tool-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-4);
}

@media (min-width: 640px) {
    .tool-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .tool-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (min-width: 1280px) {
    .tool-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.tool-card {
    display: block;
    padding: var(--space-6);
    background: var(--bg-card);
    border: 2px solid var(--border);
    text-decoration: none;
    transition: transform 0.12s ease, box-shadow 0.12s ease;
    position: relative;
}

.tool-card:hover {
    transform: translate(-2px, -2px);
    box-shadow: var(--shadow-md);
}

.tool-card:active {
    transform: translate(0, 0);
    box-shadow: none;
}

.tool-card-badge {
    position: absolute;
    top: var(--space-2);
    right: var(--space-2);
    font-size: 10px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-muted);
    padding: 2px 6px;
    border: 1px solid var(--border-light);
    border-radius: 3px;
    line-height: 1;
}

.tool-card-title {
    display: block;
    font-size: 17px;
    font-weight: 600;
    color: var(--text);
    margin-bottom: var(--space-2);
}

.tool-card-desc {
    display: block;
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.5;
}

/* Optimize section hover effect */
.section.optimize .tool-card:hover {
    background: var(--accent-light);
}

/* Create section hover effect */
.section.create .tool-card:hover {
    background: var(--blue-light);
}

/* Privacy section - dashed green */
.section.privacy .tool-card {
    border-style: dashed;
    border-color: var(--green);
}

.section.privacy .tool-card:hover {
    background: var(--green-light);
    box-shadow: 4px 4px 0 rgba(26, 122, 66, 0.1);
}

/* Assets section hover effect */
.section.generate .tool-card:hover {
    background: var(--purple-light);
}

/* Section header entrance animation */
.section-header {
    opacity: 0;
    transform: translateY(8px);
}

.section-header.visible {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.3s ease, transform 0.3s ease;
}

/* Tool card entrance animation */
.tool-card {
    opacity: 0;
    transform: translateY(12px);
}

.tool-card.visible {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.35s ease, transform 0.35s ease;
}

/* Below-fold scroll-reveal */
.trust-title {
    opacity: 0;
    transform: translateY(8px);
}
.trust-title.visible {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.3s ease, transform 0.3s ease;
}
.how-card {
    opacity: 0;
    transform: translateY(12px);
}
.how-card.visible {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.35s ease, transform 0.35s ease;
}
.faq-title {
    opacity: 0;
    transform: translateY(8px);
}
.faq-title.visible {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.3s ease, transform 0.3s ease;
}
.faq-item {
    opacity: 0;
    transform: translateY(12px);
}
.faq-item.visible {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.35s ease, transform 0.35s ease;
}
.verify-section {
    opacity: 0;
    transform: translateY(8px);
}
.verify-section.visible {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.3s ease, transform 0.3s ease;
}

@media (prefers-reduced-motion: reduce) {
    .section-header,
    .tool-card {
        opacity: 1;
        transform: none;
        transition: none;
    }

    .section-header.visible,
    .tool-card.visible {
        transition: none;
    }

    .section {
        transition: none;
    }
    .section.privacy { border-left-color: rgba(26, 122, 66, 0.3); }
    .section.optimize { border-left-color: rgba(212, 90, 7, 0.3); }
    .section.create { border-left-color: rgba(37, 99, 235, 0.3); }
    .section.generate { border-left-color: rgba(124, 58, 237, 0.3); }

    .pro-compare {
        opacity: 1;
        transform: none;
        transition: none;
    }

    .trust-title,
    .how-card,
    .faq-title,
    .faq-item,
    .verify-section {
        opacity: 1;
        transform: none;
        transition: none;
    }
}

/* Pro Comparison Section */
.pro-compare {
    position: relative;
    z-index: 1;
    border-top: 1px solid var(--border-light);
    background: var(--bg-subtle);
    padding: 2rem 0;
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.pro-compare.visible {
    opacity: 1;
    transform: translateY(0);
}

.pro-compare-content {
    max-width: 720px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.pro-compare-title {
    font-size: var(--text-lg);
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--text);
    text-align: center;
}

.pro-compare-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-bottom: var(--space-2);
    text-align: left;
}

.pro-compare-col {
    padding: 0.75rem 0;
}

.pro-compare-col-featured {
    border-left: 2px solid var(--accent);
    padding: 0.75rem 0 0.75rem 1rem;
}

.pro-compare-tier {
    font-size: var(--text-base);
    font-weight: 700;
    color: var(--text);
    margin: 0 0 0.75rem;
}

.pro-compare-price {
    font-size: var(--text-xs);
    font-weight: 500;
    color: var(--accent);
}

.pro-compare-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.pro-compare-list li {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: var(--text-sm);
    color: var(--text-secondary);
}

.pro-compare-col:not(.pro-compare-col-featured) .pro-compare-list li {
    padding-left: 1rem;
    position: relative;
}

.pro-compare-col:not(.pro-compare-col-featured) .pro-compare-list li::before {
    content: '\2013';
    position: absolute;
    left: 0;
    color: var(--text-muted);
}

.pro-compare-col-featured .pro-compare-list li svg {
    color: var(--green);
    flex-shrink: 0;
}

.pro-compare-link {
    display: inline-block;
    margin-top: var(--space-2);
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--accent);
    text-decoration: none;
    text-align: center;
    width: 100%;
}

.pro-compare-link:hover {
    text-decoration: underline;
}

@media (max-width: 600px) {
    .pro-compare-grid {
        grid-template-columns: 1fr;
        gap: 0.5rem;
    }
}

/* Trust Section */
.trust-section {
    position: relative;
    z-index: 1;
    padding: 2.5rem 0 4rem;
    border-top: 1px solid var(--border-light);
}

.trust-content {
    max-width: 960px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.trust-title {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 2.5rem;
    text-align: center;
    color: var(--text);
}

/* How it works - cards */
.how-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-6);
    max-width: 960px;
    margin: 0 auto var(--space-6);
}

.how-card {
    background: var(--bg-card);
    border: 2px solid var(--border);
    padding: var(--space-6);
    text-align: left;
}

.how-card h3 {
    font-size: 1.125rem;
    font-weight: 600;
    letter-spacing: -0.01em;
    margin-bottom: var(--space-2);
    color: var(--text);
}

.how-card p {
    font-size: 0.9375rem;
    color: var(--text-secondary);
    line-height: 1.55;
    margin: 0;
}

.how-technical {
    max-width: 480px;
    margin: 0 auto;
}

.how-technical summary {
    font-size: var(--text-sm);
    color: var(--text-muted);
    cursor: pointer;
    text-align: center;
    padding: var(--space-2) 0;
}

.how-technical summary:hover {
    color: var(--text);
}

.how-technical-content {
    padding: var(--space-4);
    margin-top: var(--space-2);
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: 8px;
}

.how-technical-content p {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    margin-bottom: var(--space-2);
    line-height: 1.6;
}

.how-technical-content p:last-child {
    margin-bottom: 0;
}

.how-technical-content code {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--text);
    background: var(--bg-subtle);
    padding: 2px 6px;
    border-radius: 3px;
}

.verify-icon {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
}

.verify-icon circle {
    fill: none;
    stroke: var(--green);
    stroke-width: 2;
}

.verify-icon path {
    fill: none;
    stroke: var(--green);
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.verify-text {
    font-size: 0.9375rem;
    color: var(--text-secondary);
}

.verify-text strong {
    color: var(--text);
    font-weight: 600;
}

/* Mobile: stack how-cards vertically */
@media (max-width: 768px) {
    .how-cards {
        grid-template-columns: 1fr;
        gap: var(--space-4);
    }
}

@media (max-width: 768px) {
    .trust-section {
        padding: 2.5rem 0 3rem;
    }

    .trust-title {
        font-size: 1.25rem;
        margin-bottom: 2rem;
    }
}

/* FAQ Section */
.faq-section {
    position: relative;
    z-index: 1;
    padding: 2.5rem 0 3rem;
    border-top: 1px solid var(--border-light);
    border-bottom: 1px solid var(--border-light);
    background: var(--bg-subtle);
}

.faq-content {
    max-width: 720px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.faq-title {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 2rem;
    text-align: center;
    color: var(--text);
}

.faq-list {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.faq-item {
    border-bottom: 1px solid var(--border-light);
}

.faq-item:first-child {
    border-top: 1px solid var(--border-light);
}

.faq-question {
    display: block;
    padding: var(--space-4) 0;
    font-size: 1rem;
    font-weight: 500;
    color: var(--text);
    cursor: pointer;
    list-style: none;
    user-select: none;
}

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

.faq-question::before {
    content: '+';
    display: inline-block;
    width: 20px;
    font-size: 1.125rem;
    font-weight: 400;
    color: var(--text-muted);
    margin-right: var(--space-2);
}

.faq-item[open] .faq-question::before {
    content: '\2212';
}

.faq-answer {
    padding: 0 0 var(--space-4) 28px;
}

.faq-answer p {
    font-size: 0.9375rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

@media (max-width: 768px) {
    .faq-title {
        font-size: 1.25rem;
    }
}

/* Footer */
.footer {
    position: relative;
    z-index: 1;
    text-align: center;
    padding: var(--space-10) var(--space-6) var(--space-8);
    border-top: 1px solid var(--border-light);
    color: var(--text-muted);
    font-size: var(--text-sm);
}

.footer a {
    color: var(--accent);
    text-decoration: none;
}

.footer a:hover {
    text-decoration: underline;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-6);
    max-width: 800px;
    margin: 0 auto var(--space-8);
    text-align: left;
}

.footer-col {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.footer-col-title {
    font-weight: 600;
    color: var(--text-secondary);
    font-size: var(--text-xs);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--space-1);
}

.footer-col a {
    color: var(--text-muted);
    font-size: var(--text-sm);
}

.footer-col a:hover {
    color: var(--accent);
}

.footer-tagline {
    margin-bottom: var(--space-2);
}

.footer-cta {
    color: var(--text-secondary);
}

@media (max-width: 640px) {
    .footer-links {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-6) var(--space-4);
    }
}

/* Mobile Responsive - Landing */
@media (max-width: 640px) {
    .trust-bar {
        font-size: var(--text-xs);
    }

    .section,
    .section.visible.privacy,
    .section.visible.optimize,
    .section.visible.create,
    .section.visible.generate {
        padding-left: 0;
        border-left: none;
    }
}