/* ==========================================================================
   TNA Architecture — Landing Pages Dedicated Stylesheet (landing.css)
   Complements style.css without altering existing pages.
   ========================================================================== */

/* Landing Page Hero */
.landing-hero {
    position: relative;
    padding: 180px 4vw 80px;
    background-color: var(--color-bg, #0d0d0d);
    color: var(--color-text, #ffffff);
    overflow: hidden;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.landing-hero-container {
    max-width: 1360px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    gap: 4rem;
    align-items: center;
}

.landing-hero-content {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.landing-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.4rem 0.9rem;
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-size: 0.72rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: #e5e5e5;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 999px;
    width: fit-content;
}

.landing-hero-title {
    font-family: 'Cormorant Garamond', serif;
    font-size: clamp(2.6rem, 5.5vw, 4.4rem);
    font-weight: 300;
    line-height: 1.08;
    letter-spacing: -0.02em;
    color: #ffffff;
    margin: 0;
}

.landing-hero-lead {
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-size: 1.08rem;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.8);
    font-weight: 300;
    max-width: 620px;
    margin: 0;
}

.landing-hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 1.2rem;
    margin-top: 1rem;
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 1rem 2rem;
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-size: 0.8rem;
    font-weight: 500;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    text-decoration: none;
    color: #ffffff;
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 4px;
    transition: all 0.3s cubic-bezier(0.25, 1, 0.5, 1);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.4);
    color: #ffffff;
}

.landing-hero-media {
    position: relative;
    border-radius: 6px;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.4);
}

.landing-hero-media img {
    width: 100%;
    height: 480px;
    object-fit: cover;
    display: block;
    transition: transform 0.8s cubic-bezier(0.25, 1, 0.5, 1);
}

.landing-hero-media:hover img {
    transform: scale(1.03);
}

/* Common Section Wrapper */
.landing-section {
    padding: 100px 4vw;
    position: relative;
    background: #0d0d0d;
    color: #ffffff;
}

.landing-section.alt-bg {
    background: #121212;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.landing-container {
    max-width: 1360px;
    margin: 0 auto;
}

.landing-header-block {
    max-width: 760px;
    margin-bottom: 4rem;
}

.landing-subtitle {
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: rgba(255, 255, 255, 0.5);
    margin-bottom: 0.8rem;
    display: block;
}

.landing-section-title {
    font-family: 'Cormorant Garamond', serif;
    font-size: clamp(2rem, 3.8vw, 3rem);
    font-weight: 300;
    line-height: 1.15;
    letter-spacing: -0.01em;
    color: #ffffff;
    margin: 0 0 1.2rem;
}

.landing-section-desc {
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-size: 1rem;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.75);
    font-weight: 300;
    margin: 0;
}

/* Feature & Service Cards Grid */
.landing-grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.landing-grid-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2.5rem;
}

.landing-card {
    background: rgba(255, 255, 255, 0.025);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 6px;
    padding: 2.4rem;
    transition: all 0.35s ease;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
}

.landing-card:hover {
    background: rgba(255, 255, 255, 0.04);
    border-color: rgba(255, 255, 255, 0.18);
    transform: translateY(-4px);
}

.landing-card-num {
    font-family: 'Cormorant Garamond', serif;
    font-size: 1.8rem;
    color: rgba(255, 255, 255, 0.35);
    margin-bottom: 1.2rem;
    display: block;
}

.landing-card-title {
    font-family: 'Cormorant Garamond', serif;
    font-size: 1.6rem;
    font-weight: 400;
    color: #ffffff;
    margin: 0 0 1rem;
    line-height: 1.25;
}

.landing-card-text {
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-size: 0.92rem;
    line-height: 1.65;
    color: rgba(255, 255, 255, 0.7);
    margin: 0;
    font-weight: 300;
}

/* Split Content Section */
.landing-split {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4.5rem;
    align-items: center;
}

.landing-split.reverse {
    grid-template-columns: 1fr 1fr;
}

.landing-split-content {
    display: flex;
    flex-direction: column;
    gap: 1.3rem;
}

.landing-split-content p {
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-size: 0.98rem;
    line-height: 1.75;
    color: rgba(255, 255, 255, 0.75);
    font-weight: 300;
    margin: 0;
}

.landing-split-media {
    border-radius: 6px;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.landing-split-media img {
    width: 100%;
    height: 440px;
    object-fit: cover;
    display: block;
}

/* Checkmark List */
.landing-check-list {
    list-style: none;
    padding: 0;
    margin: 0.8rem 0 0;
    display: flex;
    flex-direction: column;
    gap: 0.85rem;
}

.landing-check-list li {
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-size: 0.92rem;
    color: rgba(255, 255, 255, 0.85);
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    line-height: 1.55;
}

.landing-check-list li::before {
    content: "✓";
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 18px;
    height: 18px;
    background: rgba(255, 255, 255, 0.1);
    color: #ffffff;
    border-radius: 50%;
    font-size: 0.65rem;
    margin-top: 2px;
    flex-shrink: 0;
}

/* Project Showcase Mini Grid */
.landing-showcase-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.landing-project-card {
    background: #141414;
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 6px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: all 0.35s ease;
}

.landing-project-card:hover {
    border-color: rgba(255, 255, 255, 0.2);
    transform: translateY(-4px);
}

.landing-project-img-wrapper {
    height: 250px;
    overflow: hidden;
    position: relative;
}

.landing-project-img-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.6s ease;
}

.landing-project-card:hover .landing-project-img-wrapper img {
    transform: scale(1.05);
}

.landing-project-info {
    padding: 1.6rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.landing-project-category {
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: rgba(255, 255, 255, 0.45);
}

.landing-project-title {
    font-family: 'Cormorant Garamond', serif;
    font-size: 1.35rem;
    color: #ffffff;
    margin: 0;
}

.landing-project-location {
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-size: 0.82rem;
    color: rgba(255, 255, 255, 0.65);
    margin: 0;
}

/* FAQ Accordion Section */
.landing-faq-container {
    max-width: 920px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 1.2rem;
}

.landing-faq-item {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 6px;
    padding: 1.8rem 2.2rem;
    transition: all 0.3s ease;
}

.landing-faq-item:hover {
    border-color: rgba(255, 255, 255, 0.16);
    background: rgba(255, 255, 255, 0.03);
}

.landing-faq-q {
    font-family: 'Cormorant Garamond', serif;
    font-size: 1.35rem;
    font-weight: 400;
    color: #ffffff;
    margin: 0 0 0.8rem;
    line-height: 1.3;
}

.landing-faq-a {
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-size: 0.94rem;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.75);
    font-weight: 300;
    margin: 0;
}

/* Call to Action Banner */
.landing-cta-section {
    padding: 110px 4vw;
    background: linear-gradient(180deg, #121212 0%, #0d0d0d 100%);
    text-align: center;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.landing-cta-box {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.6rem;
}

.landing-cta-title {
    font-family: 'Cormorant Garamond', serif;
    font-size: clamp(2.4rem, 4.5vw, 3.8rem);
    font-weight: 300;
    line-height: 1.1;
    color: #ffffff;
    margin: 0;
}

.landing-cta-desc {
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-size: 1.05rem;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.75);
    font-weight: 300;
    max-width: 600px;
    margin: 0;
}

/* Breadcrumb Bar */
.landing-breadcrumb {
    padding: 1.2rem 4vw;
    background: #0a0a0a;
    border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.landing-breadcrumb-list {
    max-width: 1360px;
    margin: 0 auto;
    list-style: none;
    padding: 0;
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.45);
}

.landing-breadcrumb-list a {
    color: rgba(255, 255, 255, 0.6);
    text-decoration: none;
    transition: color 0.2s ease;
}

.landing-breadcrumb-list a:hover {
    color: #ffffff;
}

.landing-breadcrumb-separator {
    color: rgba(255, 255, 255, 0.25);
}

.landing-breadcrumb-current {
    color: rgba(255, 255, 255, 0.9);
}

/* Responsive Media Queries */
@media (max-width: 1024px) {
    .landing-hero-container {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .landing-hero-media img {
        height: 380px;
    }

    .landing-grid-3 {
        grid-template-columns: repeat(2, 1fr);
    }

    .landing-showcase-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .landing-split, .landing-split.reverse {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
}

@media (max-width: 768px) {
    .landing-hero {
        padding: 140px 5vw 60px;
    }

    .landing-section {
        padding: 70px 5vw;
    }

    .landing-grid-3, .landing-grid-2, .landing-showcase-grid {
        grid-template-columns: 1fr;
    }

    .landing-card {
        padding: 1.8rem;
    }

    .landing-faq-item {
        padding: 1.4rem 1.6rem;
    }

    .landing-hero-media img {
        height: 280px;
    }
}