/* ================================================
   PAGE 2: WHY CHOOSE FINE STAR SECTION
   ================================================ */

.page-why-choose {
    width: 100%;
    max-width: 100%;
    min-height: 100vh;
    background-color: var(--color-background-white);
    overflow: hidden;
    position: relative;
}

/* Performance optimizations for animations */
.page-why-choose * {
    will-change: transform, opacity;
}

/* Main Two-Column Layout */
.why-choose-main {
    display: grid;
    grid-template-columns: 1fr 1fr;
    min-height: 600px;
    position: relative;
}

/* Left Column */
.why-choose-left {
    padding: var(--spacing-4xl) var(--spacing-3xl);
    background-color: var(--color-background-light);
    position: relative;
    z-index: 2;
    overflow: hidden;
    transform: translateZ(0);
    backface-visibility: hidden;
}

.why-choose-left > *:not(.mining-background-image) {
    position: relative;
    z-index: 2;
}

.why-choose-title {
    font-family: var(--font-heading);
    font-size: var(--font-size-4xl);
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
    line-height: 1.2;
    transform: translateZ(0);
    backface-visibility: hidden;
}

.why-choose-subtitle {
    font-size: var(--font-size-lg);
    color: var(--color-secondary);
    font-weight: 500;
    margin-bottom: var(--spacing-sm);
}

.why-choose-highlight {
    font-size: var(--font-size-xl);
    color: var(--color-secondary);
    font-weight: 600;
    margin-bottom: var(--spacing-lg);
}

.why-choose-description {
    font-size: var(--font-size-sm);
    color: var(--color-secondary);
    line-height: 1.8;
    max-width: 500px;
    font-weight: 300;
}

.mining-background-image {
    position: absolute;
    top: 0;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('../images/Image-of-lorry-digging.jpg');
    background-size: cover;
    background-position: center;
    opacity: 0.25;
    z-index: 1;
    pointer-events: none;
}

/* Right Column */
.why-choose-right {
    position: relative;
    top: 20%;
    z-index: 3;
    width: calc(100% + 140px);
    margin-left: -140px;
    background-image: url('../images/Surveying-at-sunset.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    transform: translateZ(0);
    backface-visibility: hidden;
    will-change: transform, opacity;
}

.why-choose-right::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, var(--color-overlay-gradient-start) 0%, 
                var(--color-overlay-gradient-end) 100%);
    z-index: 1;
}

.right-overlay {
    position: relative;
    z-index: 2;
    height: 100%;
    padding: var(--spacing-4xl) var(--spacing-3xl);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
}

.large-number {
    font-size: var(--font-size-display);
    font-weight: 700;
    color: var(--color-accent-red);
    line-height: 1;
    margin-bottom: var(--spacing-xl);
    font-family: var(--font-primary), var(--font-display);
    letter-spacing: -5px;
    position: absolute;
    top: -18%;
    left: 25%;
    background: transparent;
    padding: 0;
    z-index: 10;
    text-shadow: var(--shadow-text);
    transform: translateZ(0);
    backface-visibility: hidden;
    will-change: transform, opacity, text-shadow;
}

.right-text {
    font-size: var(--font-size-base);
    color: var(--color-background-white);
    line-height: 1.8;
    max-width: 400px;
    font-weight: 300;
    text-align: center;
}

/* Features Section */
.features-section {
    background-color: var(--color-background-white);
    padding: var(--spacing-5xl) var(--spacing-3xl);
    margin-top: 0;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-4xl) var(--spacing-3xl);
    max-width: 1400px;
    margin: 0 auto;
}

.feature-item {
    position: relative;
    padding-left: var(--spacing-5xl);
    padding-right: var(--spacing-xl);
    transform: translateZ(0);
    backface-visibility: hidden;
    transition: transform 0.3s ease;
    cursor: pointer;
    user-select: none;
}

.feature-number {
    position: absolute;
    left: 0;
    top: 0;
    font-size: 60px;
    font-weight: 300;
    color: var(--color-primary);
    line-height: 1;
    font-family: var(--font-primary);
    z-index: 1;
    transform: translateZ(0);
    backface-visibility: hidden;
    will-change: transform, opacity;
}

.feature-decorative-line {
    position: absolute;
    background-color: var(--color-accent-red-dark);
    z-index: 2;
}

.feature-decorative-line.vertical-line {
    width: 3px;
    height: 60px;
    left: 25px;
    top: 32px;
    position: absolute;
}

.feature-decorative-line.vertical-line::after {
    content: "";
    position: absolute;
    top: 15px;
    left: 7px;
    width: 3px;
    height: 100%;
    background-color: var(--color-accent-red-dark);
}

.feature-decorative-line.horizontal-line {
    width: 60px;
    height: 3px;
    left: 25px;
    top: 25px;
}

.feature-decorative-line.horizontal-line::after {
    content: "";
    position: absolute;
    top: 10px;
    left: 15px;
    width: 100%;
    height: 3px;
    background-color: var(--color-accent-red-dark);
}

.feature-item:nth-child(1) {
    top: 10%;
    right: 10%;
}

.feature-item:nth-child(2) {
    top: 75%;
}

.feature-item:nth-child(3) {
    left: 10px;
}

.feature-item:nth-child(4) {
    top: 40%;
    left: 80px;
}

.feature-yellow-square {
    position: absolute;
    width: 12px;
    height: 12px;
    background-color: var(--color-accent-yellow);
    z-index: 2;
    left: 25px;
    top: 32px;
    transform: translateZ(0);
    backface-visibility: hidden;
    will-change: transform, opacity, scale;
    border-radius: 2px;
}

.feature-yellow-square.top-square {
    top: 25px;
}

.feature-title {
    font-size: var(--font-size-xl);
    font-weight: 700;
    font-style: italic;
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
    margin-top: var(--spacing-md);
    font-family: var(--font-primary);
}

.feature-description {
    font-size: var(--font-size-sm);
    color: var(--color-secondary);
    line-height: 1.7;
    font-weight: 300;
}

/* ================================================
   RESPONSIVE WHY CHOOSE SECTION
   ================================================ */

/* Tablet Landscape (1024px and below) */
@media (max-width: 1024px) {
    .why-choose-main {
        min-height: 500px;
    }

    .why-choose-left {
        padding: var(--spacing-3xl) var(--spacing-2xl);
    }

    .why-choose-title {
        font-size: 42px;
    }

    .why-choose-subtitle {
        font-size: var(--font-size-base);
    }

    .why-choose-description {
        max-width: 100%;
    }

    .why-choose-right {
        width: calc(100% + 100px);
        margin-left: -100px;
    }

    .large-number {
        font-size: 140px;
        left: 20%;
        top: -30%;
    }

    .right-text {
        max-width: 350px;
    }

    .features-grid {
        gap: var(--spacing-3xl) var(--spacing-xl);
    }

    .feature-item {
        padding-left: var(--spacing-4xl);
    }

    .feature-item:nth-child(1) {
        top: 5%;
        right: 5%;
    }

    .feature-item:nth-child(2) {
        top: 80%;
    }

    .feature-item:nth-child(3) {
        left: 5px;
    }

    .feature-item:nth-child(4) {
        top: 50%;
        left: 60px;
    }
}

/* Tablet Portrait & Mobile (768px and below) */
@media (max-width: 768px) {
    .page-why-choose {
        padding: var(--spacing-2xl) 0;
        min-height: auto;
        overflow: visible;
    }

    .why-choose-main {
        grid-template-columns: 1fr;
        min-height: auto;
        gap: 0;
    }

    .why-choose-left {
        padding: var(--spacing-2xl) var(--spacing-lg);
        min-height: auto;
    }
    
    .why-choose-right {
        top: 0;
        width: 100%;
        max-width: 100%;
        margin-left: 0;
        min-height: 400px;
    }

    .why-choose-title {
        font-size: 32px;
        margin-bottom: var(--spacing-sm);
    }

    .why-choose-subtitle {
        font-size: var(--font-size-base);
        margin-bottom: var(--spacing-xs);
    }

    .why-choose-highlight {
        font-size: var(--font-size-lg);
        margin-bottom: var(--spacing-md);
    }

    .why-choose-description {
        font-size: 15px;
        max-width: 100%;
        margin-bottom: var(--spacing-md);
    }

    .right-overlay {
        padding: var(--spacing-2xl) var(--spacing-lg);
        min-height: 400px;
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
    }

    .large-number {
        font-size: 100px;
        position: relative;
        top: -60px;
        left: 0;
        margin-bottom: var(--spacing-lg);
        margin-top: -60px;
        text-align: center;
    }

    .right-text {
        font-size: var(--font-size-sm);
        max-width: 100%;
        text-align: center;
        padding: 0 var(--spacing-md);
    }

    .features-section {
        padding: var(--spacing-3xl) var(--spacing-lg);
    }

    .features-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xl);
    }

    .feature-item {
        padding-left: 90px;
        padding-right: var(--spacing-md);
        position: relative;
        top: auto !important;
        left: auto !important;
        right: auto !important;
    }

    .feature-number {
        font-size: 60px;
        left: 0;
        top: 0;
    }

    .feature-title {
        font-size: var(--font-size-lg);
        margin-top: var(--spacing-sm);
    }

    .feature-description {
        font-size: 14px;
    }

    .feature-decorative-line {
        left: 15px;
    }

    .feature-decorative-line.vertical-line {
        left: 15px;
    }

    .feature-decorative-line.horizontal-line {
        left: 15px;
    }

    .feature-yellow-square {
        left: 15px;
    }
}

/* Mobile Small (480px and below) */
@media (max-width: 480px) {
    .page-why-choose {
        padding: var(--spacing-xl) 0;
    }

    .why-choose-left {
        padding: var(--spacing-xl) var(--spacing-md);
    }

    .why-choose-title {
        font-size: 28px;
        line-height: 1.3;
    }

    .why-choose-subtitle {
        font-size: 15px;
    }

    .why-choose-highlight {
        font-size: var(--font-size-base);
    }

    .why-choose-description {
        font-size: 14px;
        line-height: 1.6;
    }

    .why-choose-right {
        min-height: 350px;
    }

    .right-overlay {
        padding: var(--spacing-xl) var(--spacing-md);
        min-height: 350px;
    }

    .large-number {
        font-size: 80px;
        margin-bottom: var(--spacing-md);
        margin-top: -45px;
    }

    .right-text {
        font-size: 13px;
        line-height: 1.6;
    }

    .features-section {
        padding: var(--spacing-2xl) var(--spacing-md);
    }

    .features-grid {
        gap: var(--spacing-xl);
    }

    .feature-item {
        padding-left: 75px;
        padding-right: var(--spacing-sm);
    }

    .feature-number {
        font-size: 50px;
        left: 0;
        top: 0;
    }

    .feature-title {
        font-size: var(--font-size-base);
        margin-top: var(--spacing-xs);
        margin-bottom: var(--spacing-xs);
    }

    .feature-description {
        font-size: 13px;
        line-height: 1.6;
    }

    .feature-decorative-line {
        left: 12px;
    }

    .feature-decorative-line.vertical-line {
        left: 12px;
        height: 50px;
    }

    .feature-decorative-line.horizontal-line {
        left: 12px;
        width: 50px;
    }

    .feature-yellow-square {
        left: 12px;
        width: 10px;
        height: 10px;
    }
}

/* Extra Small Mobile (360px and below) */
@media (max-width: 360px) {
    .why-choose-title {
        font-size: 24px;
    }

    .large-number {
        font-size: 70px;
        margin-top: -40px;
    }

    .feature-number {
        font-size: 50px;
    }

    .feature-item {
        padding-left: 50px;
    }

    .feature-decorative-line {
        left: 12px;
    }

    .feature-yellow-square {
        left: 12px;
    }
}

/* Landscape Orientation for Mobile */
@media (max-width: 768px) and (orientation: landscape) {
    .why-choose-main {
        min-height: auto;
    }

    .why-choose-right {
        min-height: 300px;
    }

    .right-overlay {
        min-height: 300px;
        padding: var(--spacing-lg) var(--spacing-md);
    }

    .large-number {
        font-size: 90px;
        margin-bottom: var(--spacing-md);
        margin-top: -45px;
    }
}