/* ===== FEATURES PAGE STYLES ===== */
/* FEATURES: VARIABLES */
:root {
    --features-primary-color: #2C2C2C;
    --features-secondary-color: #8B4513;
    --features-accent-color: #228B22;
    --features-bg-light: #F5F5F3;
    --features-bg-neutral: #ECECEC;
    --features-text-dark: #2C2C2C;
    --features-text-medium: #555555;
    --features-text-light: #777777;
    --features-white: #FFFFFF;
    --features-shadow: rgba(0, 0, 0, 0.1);
    --features-border-radius: 24px;
    --features-border-radius-small: 12px;
    --features-spacing-xs: 8px;
    --features-spacing-sm: 16px;
    --features-spacing-md: 24px;
    --features-spacing-lg: 32px;
    --features-spacing-xl: 48px;
    --features-transition: all 0.3s ease;
}

/* FEATURES: PAGE LAYOUT */
.features {
    padding-top: 120px;
    background: linear-gradient(135deg, var(--features-bg-light) 0%, var(--features-bg-neutral) 100%);
}

.features__container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--features-spacing-md);
}

/* FEATURES: HERO SECTION */
.features__hero {
    text-align: center;
    padding: var(--features-spacing-xl) 0;
    background: var(--features-white);
    border-radius: var(--features-border-radius);
    box-shadow: 0 8px 32px var(--features-shadow);
    margin-bottom: var(--features-spacing-xl);
}

.features__hero-title {
    font-family: 'Playfair Display', serif;
    font-size: clamp(2.5rem, 4vw, 3.5rem);
    font-weight: 600;
    color: var(--features-primary-color);
    margin-bottom: var(--features-spacing-md);
    line-height: 1.2;
}

.features__hero-description {
    font-family: 'Inter', sans-serif;
    font-size: 1.2rem;
    color: var(--features-text-medium);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.6;
}

/* FEATURES: UTILITIES GRID */
.features__utilities {
    margin-bottom: var(--features-spacing-xl);
}

.features__section-title {
    font-family: 'Playfair Display', serif;
    font-size: 2.25rem;
    font-weight: 500;
    color: var(--features-primary-color);
    text-align: center;
    margin-bottom: var(--features-spacing-lg);
}

.features__utilities-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--features-spacing-md);
    margin-bottom: var(--features-spacing-xl);
}

.features__utility-card {
    background: var(--features-white);
    border-radius: var(--features-border-radius);
    padding: var(--features-spacing-lg);
    box-shadow: 0 4px 24px var(--features-shadow);
    transition: var(--features-transition);
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.features__utility-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15);
}

.features__utility-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--features-accent-color), var(--features-secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--features-spacing-md);
}

.features__utility-icon i {
    font-size: 1.5rem;
    color: var(--features-white);
}

.features__utility-title {
    font-family: 'Inter', sans-serif;
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--features-primary-color);
    margin-bottom: var(--features-spacing-sm);
}

.features__utility-description {
    font-family: 'Inter', sans-serif;
    font-size: 1rem;
    color: var(--features-text-light);
    line-height: 1.5;
}

/* FEATURES: SERVICES GRID */
.features__services {
    margin-bottom: var(--features-spacing-xl);
}

.features__services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--features-spacing-md);
}

.features__service-card {
    background: var(--features-white);
    border-radius: var(--features-border-radius);
    padding: var(--features-spacing-lg);
    box-shadow: 0 4px 24px var(--features-shadow);
    transition: var(--features-transition);
    cursor: pointer;
    border-left: 4px solid var(--features-accent-color);
}

.features__service-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.12);
    border-left-color: var(--features-secondary-color);
}

.features__service-icon {
    width: 50px;
    height: 50px;
    background: var(--features-bg-light);
    border-radius: var(--features-border-radius-small);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--features-spacing-md);
}

.features__service-icon i {
    font-size: 1.25rem;
    color: var(--features-secondary-color);
}

/* FEATURES: CONCEPT SECTION */
.features__concept {
    background: var(--features-white);
    border-radius: var(--features-border-radius);
    padding: var(--features-spacing-xl);
    box-shadow: 0 8px 32px var(--features-shadow);
    margin-bottom: var(--features-spacing-xl);
    text-align: center;
}

.features__concept-text {
    font-family: 'Inter', sans-serif;
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--features-text-medium);
    max-width: 800px;
    margin: 0 auto;
}

.features__concept-text p {
    margin-bottom: var(--features-spacing-md);
}

.features__concept-text p:last-child {
    margin-bottom: 0;
}

/* FEATURES: LOCATION GUIDE */
.features__location {
    margin-bottom: var(--features-spacing-xl);
}

.features__location-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--features-spacing-xl);
    align-items: stretch;
}

.features__location-guide {
    background: var(--features-white);
    border-radius: var(--features-border-radius);
    padding: var(--features-spacing-lg);
    box-shadow: 0 4px 24px var(--features-shadow);
    height: 100%;
    display: flex;
    flex-direction: column;
}

.features__timeline {
    display: flex;
    flex-direction: column;
    gap: var(--features-spacing-md);
    flex: 1;
}

.features__timeline-step {
    background: var(--features-bg-light);
    border-radius: var(--features-border-radius-small);
    padding: var(--features-spacing-md);
    display: flex;
    align-items: center;
    gap: var(--features-spacing-md);
    position: relative;
    transition: var(--features-transition);
}

.features__timeline-step:hover {
    background: #FFFFFF;
    box-shadow: 0 4px 16px var(--features-shadow);
}

.features__timeline-step:not(:last-child)::after {
    content: '';
    position: absolute;
    bottom: -12px;
    left: 20px;
    width: 2px;
    height: 24px;
    background: var(--features-accent-color);
}

.features__step-number {
    width: 40px;
    height: 40px;
    background: var(--features-accent-color);
    color: var(--features-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    flex-shrink: 0;
}

.features__step-content h4 {
    font-family: 'Inter', sans-serif;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--features-primary-color);
    margin-bottom: var(--features-spacing-xs);
}

.features__step-content p {
    font-family: 'Inter', sans-serif;
    font-size: 0.95rem;
    color: var(--features-text-light);
    margin: 0;
}

/* FEATURES: MAP SECTION */
.features__location-map {
    background: var(--features-white);
    border-radius: var(--features-border-radius);
    overflow: hidden;
    box-shadow: 0 4px 24px var(--features-shadow);
}

.features__map-container {
    height: 100%;
}

.features__map-header {
    padding: var(--features-spacing-lg);
    background: linear-gradient(135deg, var(--features-accent-color), var(--features-secondary-color));
    color: var(--features-white);
    text-align: center;
}

.features__map-header h4 {
    font-family: 'Inter', sans-serif;
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--features-spacing-xs);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--features-spacing-sm);
}

.features__map-header p {
    font-size: 0.9rem;
    opacity: 0.9;
    margin: 0;
}

.features__map-image {
    position: relative;
    height: 300px;
    overflow: hidden;
}

.features__map-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: brightness(0.9);
}

.features__map-marker {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: var(--features-accent-color);
    color: var(--features-white);
    padding: var(--features-spacing-sm) var(--features-spacing-md);
    border-radius: var(--features-border-radius-small);
    font-weight: 600;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: var(--features-spacing-xs);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
    animation: markerPulse 2s infinite;
}

@keyframes markerPulse {
    0%, 100% { transform: translate(-50%, -50%) scale(1); }
    50% { transform: translate(-50%, -50%) scale(1.05); }
}

.features__map-info {
    padding: var(--features-spacing-lg);
    display: flex;
    flex-direction: column;
    gap: var(--features-spacing-sm);
}

.features__map-item {
    display: flex;
    align-items: center;
    gap: var(--features-spacing-sm);
    font-family: 'Inter', sans-serif;
    color: var(--features-text-medium);
}

.features__map-item i {
    width: 20px;
    color: var(--features-accent-color);
}

/* FEATURES: RESPONSIVE FOR NEW LAYOUT */
@media (max-width: 768px) {
    .features__location-container {
        grid-template-columns: 1fr;
        gap: var(--features-spacing-lg);
    }
    
    .features__timeline-step {
        flex-direction: column;
        text-align: center;
        gap: var(--features-spacing-sm);
    }
    
    .features__timeline-step:not(:last-child)::after {
        display: none;
    }
    
    .features__map-image {
        height: 250px;
    }
}

/* FEATURES: GALLERY */
.features__gallery {
    margin-bottom: var(--features-spacing-xl);
}

.features__gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--features-spacing-md);
}

.features__gallery-item {
    position: relative;
    border-radius: var(--features-border-radius);
    overflow: hidden;
    box-shadow: 0 4px 24px var(--features-shadow);
    transition: var(--features-transition);
}

.features__gallery-item:hover {
    transform: scale(1.02);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.15);
}

.features__gallery-image {
    width: 100%;
    height: 250px;
    object-fit: cover;
    display: block;
}

.features__gallery-caption {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.7));
    color: var(--features-white);
    padding: var(--features-spacing-md);
    font-family: 'Inter', sans-serif;
    font-size: 0.9rem;
    font-weight: 500;
}

/* FEATURES: CTA SECTION */
.features__cta {
    background: var(--features-white);
    border-radius: var(--features-border-radius);
    padding: var(--features-spacing-xl);
    box-shadow: 0 8px 32px var(--features-shadow);
    text-align: center;
    margin-bottom: var(--features-spacing-xl);
}

.features__cta-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: var(--features-spacing-md);
    justify-content: center;
}

.features__cta-button {
    display: inline-flex;
    align-items: center;
    gap: var(--features-spacing-sm);
    padding: var(--features-spacing-md) var(--features-spacing-lg);
    background: var(--features-secondary-color);
    color: var(--features-white);
    text-decoration: none;
    border-radius: var(--features-border-radius);
    font-family: 'Inter', sans-serif;
    font-weight: 600;
    transition: var(--features-transition);
    box-shadow: 0 4px 16px rgba(139, 69, 19, 0.2);
}

.features__cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(139, 69, 19, 0.3);
    background: #A0522D;
}

.features__cta-button--secondary {
    background: var(--features-accent-color);
    box-shadow: 0 4px 16px rgba(34, 139, 34, 0.2);
}

.features__cta-button--secondary:hover {
    background: #32CD32;
    box-shadow: 0 8px 24px rgba(34, 139, 34, 0.3);
}

/* FEATURES: MODAL CHI TIẾT (cũ) */
.features__modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    z-index: 1000;
    backdrop-filter: blur(4px);
}

.features__modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
}

.features__modal-content {
    background: var(--features-white);
    border-radius: var(--features-border-radius);
    padding: var(--features-spacing-xl);
    max-width: 500px;
    width: 90%;
    max-height: 80vh;
    overflow-y: auto;
    position: relative;
    animation: modalSlideIn 0.3s ease-out;
}

/* FEATURES: MODAL XEM ẢNH (mới) */
.features__image-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    z-index: 1001;
    backdrop-filter: blur(8px);
}

.features__image-modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
}

.features__image-modal-content {
    position: relative;
    max-width: 90vw;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.features__modal-image {
    max-width: 100%;
    max-height: 80vh;
    object-fit: contain;
    border-radius: var(--features-border-radius);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
    animation: imageZoomIn 0.3s ease-out;
}

@keyframes imageZoomIn {
    from {
        transform: scale(0.8);
        opacity: 0;
    }
    to {
        transform: scale(1);
        opacity: 1;
    }
}

.features__image-modal-caption {
    background: var(--features-white);
    color: var(--features-text-dark);
    padding: var(--features-spacing-md) var(--features-spacing-lg);
    border-radius: var(--features-border-radius);
    margin-top: var(--features-spacing-md);
    font-family: 'Inter', sans-serif;
    font-weight: 500;
    text-align: center;
    max-width: 80%;
}

.features__image-modal-close {
    position: absolute;
    top: -50px;
    right: 0;
    background: var(--features-white);
    border: none;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    font-size: 1.5rem;
    color: var(--features-text-dark);
    cursor: pointer;
    transition: var(--features-transition);
    display: flex;
    align-items: center;
    justify-content: center;
}

.features__image-modal-close:hover {
    background: var(--features-accent-color);
    color: var(--features-white);
    transform: scale(1.1);
}

.features__image-modal-nav {
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    display: flex;
    justify-content: space-between;
    padding: 0 var(--features-spacing-lg);
    pointer-events: none;
}

.features__nav-btn {
    background: var(--features-white);
    border: none;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    font-size: 1.25rem;
    color: var(--features-text-dark);
    cursor: pointer;
    transition: var(--features-transition);
    display: flex;
    align-items: center;
    justify-content: center;
    pointer-events: all;
    opacity: 0.8;
}

.features__nav-btn:hover {
    background: var(--features-accent-color);
    color: var(--features-white);
    opacity: 1;
    transform: scale(1.1);
}

/* FEATURES: MODAL CLOSE BUTTONS */
.features__modal-close,
.features__image-modal-close {
    transition: var(--features-transition);
}

.features__modal-close:hover {
    color: var(--features-primary-color);
    transform: rotate(90deg);
}

/* FEATURES: ANIMATIONS */
@keyframes modalSlideIn {
    from {
        transform: translateY(-50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

/* FEATURES: RESPONSIVE */
@media (max-width: 768px) {
    .features__modal-content {
        padding: var(--features-spacing-lg);
        max-width: 95%;
    }
    
    .features__image-modal-content {
        max-width: 95vw;
        max-height: 95vh;
    }
    
    .features__modal-image {
        max-height: 70vh;
    }
    
    .features__image-modal-close {
        top: -40px;
        width: 35px;
        height: 35px;
        font-size: 1.25rem;
    }
    
    .features__nav-btn {
        width: 40px;
        height: 40px;
        font-size: 1rem;
    }
    
    .features__image-modal-nav {
        padding: 0 var(--features-spacing-sm);
    }
}

/* Section background alternation for better visual separation */
section:nth-child(even) {
    background-color: var(--color-bg-secondary);
}

section:nth-child(odd) {
    background-color: var(--color-white);
}

/* Ensure consistent spacing between sections */
section + section {
    margin-top: 0;
}

/* Features Container */