/* ====================================
   ASVS GLOBAL - PREMIUM CORPORATE WEBSITE
   Modern Dark Theme with Copper Accents
   ==================================== */

/* ============ CSS VARIABLES ============ */
:root {
    /* Color Palette */
    --color-bg-primary: #0E0E0E;
    --color-bg-secondary: #141414;
    --color-bg-dark: #0A0A0A;
    --color-accent-copper: #C27C3A;
    --color-accent-gold: #D4A373;
    --color-text-primary: #FFFFFF;
    --color-text-secondary: #B8B8B8;
    --color-text-muted: #888888;
    
    /* Typography */
    --font-heading: 'Montserrat', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    --spacing-xxl: 8rem;
    
    /* Layout */
    --container-max-width: 1280px;
    --section-padding: 5rem 2rem;
    
    /* Effects */
    --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --shadow-card: 0 4px 20px rgba(0, 0, 0, 0.5);
    --shadow-hover: 0 8px 30px rgba(194, 124, 58, 0.2);
}

/* ============ RESET & BASE STYLES ============ */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    background-color: var(--color-bg-primary);
    color: var(--color-text-primary);
    line-height: 1.7;
    font-weight: 400;
    overflow-x: hidden;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition-smooth);
}

/* ============ TYPOGRAPHY ============ */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: var(--spacing-sm);
}

h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
}

h2 {
    font-size: clamp(2rem, 4vw, 3rem);
}

h3 {
    font-size: clamp(1.5rem, 3vw, 2.25rem);
}

h4 {
    font-size: clamp(1.25rem, 2.5vw, 1.75rem);
}

.lead-text {
    font-size: clamp(1.125rem, 2vw, 1.375rem);
    line-height: 1.8;
    color: var(--color-text-primary);
    font-weight: 500;
    margin-bottom: var(--spacing-md);
}

.body-text {
    font-size: clamp(1rem, 1.5vw, 1.125rem);
    line-height: 1.8;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-sm);
    text-align: justify;
}

/* ============ LAYOUT UTILITIES ============ */

/* Section Isolation - Prevent Overlapping */
section {
    position: relative;
    width: 100%;
    max-width: 100vw;
    clear: both;
    overflow: hidden;
}

.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 2rem;
    width: 100%;
}

.section-padding {
    padding: var(--section-padding);
}

.dark-section {
    background-color: var(--color-bg-secondary);
}

/* Split Layout */
.split-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: center;
    width: 100%;
}

.split-layout.reverse {
    direction: rtl;
}

.split-layout.reverse > * {
    direction: ltr;
}

.split-content {
    padding: var(--spacing-md);
    width: 100%;
}

.split-image {
    width: 100%;
    max-height: 600px;
}

.centered-content {
    text-align: center;
}

/* Section Headers */
.section-header {
    margin-bottom: var(--spacing-lg);
}

.section-header.centered {
    text-align: center;
}

.section-title {
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-sm);
}

.title-underline {
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--color-accent-copper), var(--color-accent-gold));
    margin-bottom: var(--spacing-md);
}

.title-underline.centered {
    margin-left: auto;
    margin-right: auto;
}

.section-subtitle {
    font-size: clamp(1rem, 1.5vw, 1.25rem);
    color: var(--color-text-secondary);
    max-width: 700px;
}

.section-header.centered .section-subtitle {
    margin: 0 auto;
}

/* ============ HERO SECTION ============ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-bg-dark);
    overflow: hidden;
    width: 100%;
    max-width: 100vw;
    padding: 0;
    margin: 0;
}

.hero-ppt-container {
    position: relative;
    width: 100%;
    max-width: 100vw;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    margin: 0;
}

.hero-ppt-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

/* ============ ABOUT SECTION ============ */
.about {
    background-color: var(--color-bg-primary);
    position: relative;
    width: 100%;
}

/* ============ VISION SECTION ============ */
.vision {
    background-color: var(--color-bg-secondary);
    position: relative;
    width: 100%;
}

/* ============ PARTNER SECTION ============ */
.partner {
    background-color: var(--color-bg-primary);
    position: relative;
    width: 100%;
}

.section-subtitle-large {
    font-size: clamp(1.25rem, 2.5vw, 1.75rem);
    color: var(--color-accent-copper);
    font-weight: 600;
    text-align: center;
    margin-top: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
    font-family: var(--font-heading);
}

.partner-content {
    max-width: 900px;
    margin: 0 auto;
}

.subsection-title {
    font-size: clamp(1.5rem, 3vw, 2rem);
    color: var(--color-accent-gold);
    font-weight: 700;
    margin-top: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
    font-family: var(--font-heading);
}

.enterprise-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.enterprise-item {
    display: flex;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    background: linear-gradient(135deg, 
        rgba(20, 20, 20, 0.8) 0%, 
        rgba(14, 14, 14, 0.9) 100%
    );
    border-left: 3px solid var(--color-accent-copper);
    border-radius: 4px;
    box-shadow: var(--shadow-card);
    transition: var(--transition-base);
}

.enterprise-item:hover {
    transform: translateX(8px);
    border-left-color: var(--color-accent-gold);
    box-shadow: 0 8px 30px rgba(194, 124, 58, 0.3);
}

.enterprise-number {
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-accent-copper);
    color: var(--color-bg-dark);
    font-size: 1.25rem;
    font-weight: 700;
    border-radius: 50%;
    font-family: var(--font-heading);
}

.enterprise-details {
    flex: 1;
}

.enterprise-name {
    font-size: clamp(1.125rem, 2vw, 1.375rem);
    color: var(--color-text-primary);
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    font-family: var(--font-heading);
}

/* ============ IMAGE STYLES ============ */
.split-image {
    position: relative;
    overflow: hidden;
    width: 100%;
    height: 100%;
}

.image-placeholder {
    width: 100%;
    height: 500px;
    max-height: 600px;
    overflow: hidden;
    border-radius: 4px;
    box-shadow: var(--shadow-card);
}

.image-placeholder.clipped {
    clip-path: polygon(0 0, 100% 0, 100% 90%, 0 100%);
}

.image-placeholder img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-smooth);
}

.image-placeholder:hover img {
    transform: scale(1.05);
}

/* Visual Blocks - Clean backgrounds without text duplication */
.visual-block {
    width: 100%;
    height: 500px;
    border-radius: 8px;
    box-shadow: var(--shadow-card);
    clip-path: polygon(0 0, 100% 0, 100% 90%, 0 100%);
    position: relative;
    overflow: hidden;
}

.about-visual {
    background: linear-gradient(135deg, 
        rgba(194, 124, 58, 0.1) 0%, 
        rgba(20, 20, 20, 0.95) 50%, 
        rgba(10, 10, 10, 1) 100%
    );
}

.about-visual::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('images/about-visual.jpg');
    background-size: cover;
    background-position: center;
    opacity: 1.0;
    z-index: 0;
}

.vision-visual {
    background: linear-gradient(135deg, 
        rgba(10, 10, 10, 1) 0%, 
        rgba(20, 20, 20, 0.95) 50%, 
        rgba(194, 124, 58, 0.1) 100%
    );
}

.vision-visual::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('https://images.unsplash.com/photo-1578575437130-527eed3abbec?w=800&h=600&fit=crop&q=80');
    background-size: cover;
    background-position: center;
    opacity: 1.0;
    z-index: 0;
}

.thankyou-visual {
    background: linear-gradient(135deg, 
        rgba(194, 124, 58, 0.15) 0%, 
        rgba(20, 20, 20, 0.95) 50%, 
        rgba(10, 10, 10, 1) 100%
    );
}

.thankyou-visual::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('https://images.unsplash.com/photo-1521791136064-7986c2920216?w=800&h=600&fit=crop&q=80');
    background-size: cover;
    background-position: center;
    opacity: 0.3;
    z-index: 0;
}

/* ============ PRODUCTS SECTION ============ */
.products-overview {
    background-color: var(--color-bg-primary);
    padding-bottom: var(--spacing-md);
    position: relative;
    width: 100%;
}

.product-category {
    background-color: var(--color-bg-primary);
    position: relative;
    width: 100%;
}

.product-category.dark-section {
    background-color: var(--color-bg-secondary);
}

.category-header {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.category-title {
    color: var(--color-accent-copper);
    font-size: clamp(1.75rem, 3.5vw, 2.5rem);
    margin-bottom: var(--spacing-sm);
}

.category-description {
    font-size: clamp(1rem, 1.5vw, 1.125rem);
    color: var(--color-text-secondary);
    max-width: 700px;
    margin: 0 auto;
}

/* Product Grid */
.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
    width: 100%;
    margin: 0 auto;
}

.product-card {
    background-color: var(--color-bg-dark);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: var(--shadow-card);
    transition: var(--transition-smooth);
    border: 1px solid rgba(194, 124, 58, 0.1);
}

.product-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-hover);
    border-color: var(--color-accent-copper);
}

.product-image {
    width: 100%;
    height: 250px;
    overflow: hidden;
    position: relative;
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-smooth);
}

.product-card:hover .product-image img {
    transform: scale(1.08);
}

.product-info {
    padding: var(--spacing-md);
}

.product-name {
    color: var(--color-accent-gold);
    font-size: clamp(1.25rem, 2vw, 1.5rem);
    margin-bottom: var(--spacing-xs);
}

.product-spec {
    color: var(--color-accent-copper);
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--spacing-sm);
    font-family: var(--font-heading);
}

.product-description {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
    line-height: 1.7;
}

/* ============ CONTACT SECTION ============ */
.contact {
    background-color: var(--color-bg-primary);
    position: relative;
    width: 100%;
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
    width: 100%;
}

.contact-card {
    background-color: var(--color-bg-secondary);
    padding: var(--spacing-md);
    border-radius: 8px;
    text-align: center;
    border: 2px solid rgba(194, 124, 58, 0.2);
    transition: var(--transition-smooth);
}

.contact-card:hover {
    border-color: var(--color-accent-copper);
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.contact-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto var(--spacing-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-accent-copper), var(--color-accent-gold));
    border-radius: 50%;
    color: var(--color-text-primary);
}

.contact-title {
    color: var(--color-accent-gold);
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
}

.contact-detail {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
    margin-bottom: var(--spacing-xs);
    line-height: 1.6;
}

/* ============ CLOSING SECTION ============ */
.closing {
    background-color: var(--color-bg-secondary);
    position: relative;
    width: 100%;
}

.closing-title {
    font-size: clamp(2rem, 4vw, 3rem);
    color: var(--color-accent-copper);
    margin-bottom: var(--spacing-md);
}

.closing-cta {
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-md);
    border-top: 2px solid rgba(194, 124, 58, 0.3);
}

.cta-text {
    font-size: 1.125rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-sm);
}

.cta-button {
    display: inline-block;
    padding: 1rem 2.5rem;
    background: linear-gradient(135deg, var(--color-accent-copper), var(--color-accent-gold));
    color: var(--color-text-primary);
    font-family: var(--font-heading);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    border-radius: 4px;
    box-shadow: 0 4px 15px rgba(194, 124, 58, 0.3);
    transition: var(--transition-smooth);
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(194, 124, 58, 0.5);
}

/* ============ FOOTER ============ */
.footer {
    background-color: var(--color-bg-dark);
    padding: var(--spacing-md) 2rem;
    text-align: center;
    border-top: 1px solid rgba(194, 124, 58, 0.2);
}

.footer-text {
    color: var(--color-text-muted);
    font-size: 0.875rem;
    margin-bottom: var(--spacing-xs);
}

/* ============ RESPONSIVE DESIGN ============ */

/* Tablets and Below (max-width: 1024px) */
@media (max-width: 1024px) {
    :root {
        --section-padding: 4rem 1.5rem;
    }
    
    .split-layout {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .split-layout.reverse {
        direction: ltr;
    }
    
    .split-image {
        max-height: 400px;
    }
    
    .image-placeholder {
        height: 400px;
    }
    
    .visual-block {
        height: 400px;
    }
    
    .product-grid {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    }
}

/* Mobile Devices (max-width: 768px) */
@media (max-width: 768px) {
    :root {
        --section-padding: 3rem 1rem;
        --spacing-lg: 3rem;
        --spacing-xl: 4rem;
    }
    
    html {
        font-size: 15px;
    }
    
    .container {
        padding: 0 1rem;
    }
    
    .hero {
        min-height: 90vh;
    }
    
    .hero-ppt-container {
        height: 90vh;
    }
    
    .credentials {
        flex-direction: column;
        gap: var(--spacing-xs);
    }
    
    .credential-divider {
        display: none;
    }
    
    .split-content {
        padding: var(--spacing-sm);
    }
    
    .split-image {
        max-height: 350px;
    }
    
    .image-placeholder {
        height: 350px;
    }
    
    .visual-block {
        height: 350px;
    }
    
    .product-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .title-underline {
        width: 60px;
        height: 3px;
    }
}

/* Small Mobile Devices (max-width: 480px) */
@media (max-width: 480px) {
    :root {
        --section-padding: 2.5rem 1rem;
    }
    
    html {
        font-size: 14px;
    }
    
    .product-image {
        height: 220px;
    }
    
    .contact-icon {
        width: 50px;
        height: 50px;
    }
    
    .cta-button {
        padding: 0.875rem 2rem;
        font-size: 0.875rem;
    }
}

/* High Resolution Displays */
@media (min-width: 1920px) {
    :root {
        --container-max-width: 1600px;
    }
}

/* ============ ACCESSIBILITY ============ */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* Focus States for Keyboard Navigation */
a:focus-visible,
button:focus-visible {
    outline: 3px solid var(--color-accent-copper);
    outline-offset: 3px;
}

/* ===================================
   ENQUIRY FORM SECTION
=================================== */
.enquiry {
    background: var(--color-bg-primary);
}

.enquiry-form-wrapper {
    max-width: 900px;
    margin: 0 auto;
    margin-top: var(--spacing-xl);
}

.enquiry-form {
    background: linear-gradient(135deg, 
        rgba(20, 20, 20, 0.95) 0%, 
        rgba(10, 10, 10, 0.98) 100%
    );
    padding: clamp(2.5rem, 5vw, 4rem);
    border-radius: 16px;
    border: 2px solid rgba(194, 124, 58, 0.25);
    box-shadow: 0 12px 48px rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(10px);
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: clamp(1.25rem, 2vw, 1.75rem);
    margin-bottom: clamp(1.25rem, 2vw, 1.75rem);
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group.full-width {
    grid-column: 1 / -1;
}

.form-group label {
    color: var(--color-text-primary);
    font-size: clamp(0.95rem, 1.3vw, 1.05rem);
    font-weight: 600;
    margin-bottom: 0.625rem;
    display: flex;
    align-items: center;
    gap: 0.25rem;
    letter-spacing: 0.3px;
    text-transform: capitalize;
}

.required {
    color: var(--color-accent-gold);
    font-size: 1.2em;
    margin-left: 2px;
}

.form-input,
.form-textarea {
    background: rgba(255, 255, 255, 0.03);
    border: 1.5px solid rgba(194, 124, 58, 0.3);
    border-radius: 10px;
    padding: 1rem 1.25rem;
    color: var(--color-text-primary);
    font-size: clamp(0.95rem, 1.3vw, 1.05rem);
    font-family: 'Inter', sans-serif;
    font-weight: 400;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.form-input:hover,
.form-textarea:hover {
    border-color: rgba(194, 124, 58, 0.5);
    background: rgba(255, 255, 255, 0.05);
}

.form-input:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--color-accent-gold);
    background: rgba(255, 255, 255, 0.08);
    box-shadow: 0 0 0 4px rgba(194, 124, 58, 0.12);
}

.form-input::placeholder,
.form-textarea::placeholder {
    color: rgba(184, 184, 184, 0.5);
    font-weight: 300;
}

.form-textarea {
    resize: vertical;
    min-height: 140px;
    line-height: 1.6;
}

.form-submit {
    margin-top: clamp(1.5rem, 3vw, 2rem);
    text-align: center;
}

.submit-button {
    background: linear-gradient(135deg, var(--color-accent-copper) 0%, var(--color-accent-gold) 100%);
    color: #0A0A0A;
    border: none;
    padding: 1.125rem 3rem;
    font-size: clamp(1.05rem, 1.4vw, 1.2rem);
    font-weight: 700;
    letter-spacing: 0.5px;
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: inline-flex;
    align-items: center;
    gap: 0.875rem;
    box-shadow: 0 6px 24px rgba(194, 124, 58, 0.4);
    text-transform: uppercase;
    font-family: 'Montserrat', sans-serif;
}

.submit-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 32px rgba(194, 124, 58, 0.5);
    background: linear-gradient(135deg, 
        var(--color-accent-gold) 0%, 
        var(--color-accent-copper) 100%
    );
}

.submit-button:active {
    transform: translateY(-1px);
    box-shadow: 0 6px 24px rgba(194, 124, 58, 0.4);
}

.submit-button svg {
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    width: 20px;
    height: 20px;
    stroke-width: 2.5;
}

.submit-button:hover svg {
    transform: translateX(5px);
}

/* ===================================
   LOCATION MAP SECTION
=================================== */
.location-map {
    background: var(--color-bg-dark);
}

.map-container {
    margin-top: var(--spacing-lg);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
    border: 1px solid rgba(194, 124, 58, 0.2);
}

.map-container iframe {
    display: block;
    width: 100%;
    border-radius: 12px;
}

.location-details {
    margin-top: var(--spacing-lg);
    display: flex;
    justify-content: center;
}

.location-address {
    display: flex;
    gap: 1.5rem;
    align-items: flex-start;
    padding: var(--spacing-md);
    background: linear-gradient(135deg, 
        rgba(20, 20, 20, 0.6) 0%, 
        rgba(10, 10, 10, 0.8) 100%
    );
    border-radius: 12px;
    border: 1px solid rgba(194, 124, 58, 0.2);
    max-width: 500px;
}

.location-address svg {
    color: var(--color-accent-gold);
    flex-shrink: 0;
    margin-top: 0.25rem;
}

.location-address h4 {
    color: var(--color-accent-gold);
    font-size: clamp(1.1rem, 1.5vw, 1.25rem);
    font-weight: 600;
    margin: 0 0 0.5rem 0;
}

.location-address p {
    color: var(--color-text-secondary);
    font-size: clamp(0.9rem, 1.2vw, 1rem);
    line-height: 1.6;
    margin: 0.25rem 0;
}

/* RESPONSIVE ADJUSTMENTS */
@media (max-width: 768px) {
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .location-address {
        flex-direction: column;
        text-align: center;
        align-items: center;
    }
    
    .map-container iframe {
        height: 300px;
    }
}

/* ============ PRINT STYLES ============ */
@media print {
    .hero {
        background-attachment: scroll;
        min-height: auto;
    }
    
    .hero-overlay {
        display: none;
    }
    
    .image-placeholder.clipped {
        clip-path: none;
    }
}