/* ==============================================
   KINGS HIGHWAY TECHNOLOGIES LLC
   Royal Institutional Design System
   ============================================== */

/* CSS Custom Properties - Brand Color System */
:root {
    /* Brand Colors */
    --primary-purple: #1a0323;
    --secondary-purple: #2e0650;
    --antique-gold: #c67414;
    --earth-bronze: #763315;
    --refined-gold: #f3cb41;
    
    /* Gradients */
    --hero-gradient: linear-gradient(135deg, #1a0323 0%, #2e0650 50%, #1a0323 100%);
    --section-gradient: linear-gradient(180deg, #2e0650 0%, #1a0323 100%);
    --overlay-gradient: linear-gradient(180deg, rgba(26, 3, 35, 0.7) 0%, rgba(46, 6, 80, 0.5) 100%);
    
    /* Typography */
    --font-heading: 'Cormorant Garamond', serif;
    --font-body: 'Inter', sans-serif;
    
    /* Spacing & Layout */
    --max-width: 1200px;
    --section-padding: 6rem 0;
    --container-padding: 0 2rem;
    
    /* Animations */
    --transition-smooth: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-gradual: all 1.2s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* Reset & Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: var(--font-body);
    font-weight: 300;
    line-height: 1.6;
    color: #e8e6e3;
    background-color: var(--primary-purple);
    overflow-x: hidden;
}

/* Container & Layout */
.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: var(--container-padding);
}

/* Typography Hierarchy */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 400;
    line-height: 1.2;
    letter-spacing: 0.02em;
    margin-bottom: 1.5rem;
}

h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 500;
    letter-spacing: 0.03em;
}

h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    letter-spacing: 0.02em;
}

h3 {
    font-size: clamp(1.5rem, 3vw, 2rem);
}

p {
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
    line-height: 1.7;
}

/* ==============================================
   NAVIGATION
   ============================================== */

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(26, 3, 35, 0.85);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border-bottom: 1px solid rgba(198, 116, 20, 0.15);
    transition: var(--transition-gradual);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

.nav-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo-link {
    display: block;
    transition: var(--transition-gradual);
}

.nav-logo-link:hover {
    transform: scale(1.05);
}

.nav-logo-img {
    height: 50px;
    width: auto;
    filter: brightness(1.1) drop-shadow(0 2px 4px rgba(243, 203, 65, 0.2));
    transition: var(--transition-gradual);
    display: block;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2.5rem;
}

.nav-link {
    color: #f5f4f2;
    text-decoration: none;
    font-weight: 400;
    font-size: 0.95rem;
    letter-spacing: 0.05em;
    transition: var(--transition-gradual);
    position: relative;
    padding: 0.5rem 0;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.5);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--refined-gold) 0%, var(--antique-gold) 50%, var(--refined-gold) 100%);
    background-size: 200% 100%;
    background-position: 0% 50%;
    transition: width 1s ease, background-position 2s ease;
}

.nav-link:hover {
    color: var(--refined-gold);
    transform: translateY(-1px);
    text-shadow: 0 0 10px rgba(243, 203, 65, 0.5);
}

.nav-link:hover::after {
    width: 100%;
    background-position: 100% 50%;
}

/* ==============================================
   HAMBURGER MENU
   ============================================== */

.hamburger-menu {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 30px;
    height: 24px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
    z-index: 1001;
}

.hamburger-line {
    display: block;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, #f5f4f2 0%, var(--refined-gold) 100%);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    transform-origin: center;
}

.hamburger-menu.active .hamburger-line:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

.hamburger-menu.active .hamburger-line:nth-child(2) {
    opacity: 0;
    transform: scale(0);
}

.hamburger-menu.active .hamburger-line:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

/* ==============================================
   MOBILE MENU
   ============================================== */

.mobile-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 70%;
    max-width: 320px;
    height: 100vh;
    background: rgba(26, 3, 35, 0.95);
    backdrop-filter: blur(25px) saturate(200%);
    -webkit-backdrop-filter: blur(25px) saturate(200%);
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 2rem;
    gap: 2.5rem;
    transition: right 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 1000;
    box-shadow: -8px 0 32px rgba(0, 0, 0, 0.2);
}

.mobile-menu.active {
    right: 0;
}

.mobile-menu .nav-link {
    font-size: 1.2rem;
    font-weight: 500;
    text-align: center;
    padding: 1rem 0;
    border-bottom: 1px solid rgba(198, 116, 20, 0.1);
    width: 100%;
    max-width: 200px;
}

.mobile-menu .nav-link:last-child {
    border-bottom: none;
}

.mobile-menu::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, 
        rgba(26, 3, 35, 0.98) 0%, 
        rgba(46, 6, 80, 0.9) 50%, 
        rgba(26, 3, 35, 0.98) 100%);
    z-index: -1;
}

/* Menu overlay */
.mobile-menu-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(2px);
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.mobile-menu-overlay.active {
    opacity: 1;
    visibility: visible;
}

/* ==============================================
   HERO SECTION
   ============================================== */

.hero {
    position: relative;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero-video-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -2;
}

.hero-video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--overlay-gradient);
    z-index: -1;
}

.hero-content {
    text-align: center;
    z-index: 1;
    max-width: 800px;
    padding: 0 2rem;
}

.rotating-logo {
    margin-bottom: 3rem;
    animation: ceremonial-rotation 20s linear infinite;
}

.rotating-logo-img {
    width: 120px;
    height: 120px;
    object-fit: contain;
    filter: drop-shadow(0 4px 8px rgba(243, 203, 65, 0.3));
    opacity: 0.8;
}

@keyframes ceremonial-rotation {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

.hero-title {
    font-size: clamp(3rem, 6vw, 5rem);
    font-weight: 500;
    color: #e8e6e3;
    margin-bottom: 2rem;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
    letter-spacing: 0.02em;
}

.hero-subtitle {
    font-size: clamp(1.2rem, 2.5vw, 1.6rem);
    font-weight: 300;
    color: var(--refined-gold);
    letter-spacing: 0.03em;
    margin-bottom: 0;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

/* Moved Hero Title and Subtitle */
.hero-title-moved {
    font-size: clamp(2.5rem, 5vw, 4.5rem);
    font-weight: 600;
    color: #e8e6e3;
    margin-bottom: 1.5rem;
    letter-spacing: 0.02em;
    background: linear-gradient(135deg, #e8e6e3 0%, var(--refined-gold) 50%, #e8e6e3 100%);
    background-size: 200% 200%;
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: gradient-shift-text 8s ease-in-out infinite;
    text-shadow: 0 0 30px rgba(243, 203, 65, 0.3);
}

.hero-subtitle-moved {
    font-size: clamp(1.3rem, 2.5vw, 1.8rem);
    font-weight: 300;
    color: var(--refined-gold);
    letter-spacing: 0.03em;
    margin-bottom: 3rem;
    background: linear-gradient(90deg, var(--refined-gold) 0%, var(--antique-gold) 50%, var(--refined-gold) 100%);
    background-size: 200% 200%;
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: gradient-shift-text 6s ease-in-out infinite;
}

/* ==============================================
   SECTIONS
   ============================================== */

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

.section:nth-child(even) {
    background: linear-gradient(135deg, 
        rgba(46, 6, 80, 0.9) 0%, 
        rgba(26, 3, 35, 0.95) 25%, 
        rgba(118, 51, 21, 0.3) 50%, 
        rgba(26, 3, 35, 0.95) 75%, 
        rgba(46, 6, 80, 0.9) 100%);
    background-size: 300% 300%;
    animation: gradient-shift-slow 15s ease-in-out infinite;
}

.section:nth-child(odd) {
    background: linear-gradient(135deg, 
        rgba(26, 3, 35, 0.95) 0%, 
        rgba(198, 116, 20, 0.2) 25%, 
        rgba(26, 3, 35, 0.95) 50%, 
        rgba(118, 51, 21, 0.1) 75%, 
        rgba(26, 3, 35, 0.95) 100%);
    background-size: 300% 300%;
    animation: gradient-shift-slow 18s ease-in-out infinite;
}

.section-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.section-icon {
    margin-bottom: 2rem;
    display: flex;
    justify-content: center;
    opacity: 0.9;
}

.section-title {
    color: #e8e6e3;
    margin-bottom: 3rem;
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -1rem;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--antique-gold), transparent);
}

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

.section-text {
    font-size: 1.15rem;
    line-height: 1.8;
    color: #d4d2cf;
}

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

/* ==============================================
   PRINCIPLES LIST
   ============================================== */

.principles-list {
    margin-top: 3rem;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.principle-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: rgba(46, 6, 80, 0.3);
    border: 1px solid rgba(198, 116, 20, 0.2);
    border-radius: 4px;
    transition: var(--transition-smooth);
}

.principle-item:hover {
    background: rgba(46, 6, 80, 0.5);
    border-color: rgba(198, 116, 20, 0.4);
    transform: translateY(-2px);
}

.principle-accent {
    color: var(--refined-gold);
    font-size: 1.2rem;
    flex-shrink: 0;
}

.principle-item span:last-child {
    color: #e8e6e3;
    font-weight: 400;
    letter-spacing: 0.02em;
}

/* ==============================================
   OPERATING BRANDS
   ============================================== */

.operating-brands {
    background: var(--primary-purple);
}

.brands-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 3rem;
    margin: 4rem 0;
}

.brand-item {
    text-align: center;
    padding: 2rem;
    background: rgba(46, 6, 80, 0.2);
    border: 1px solid rgba(198, 116, 20, 0.15);
    border-radius: 8px;
    transition: var(--transition-smooth);
    position: relative;
}

.brand-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--refined-gold), transparent);
    transform: scaleX(0);
    transition: transform 0.6s ease;
}

.brand-item:hover::before {
    transform: scaleX(1);
}

.brand-item:hover {
    background: rgba(46, 6, 80, 0.4);
    border-color: rgba(198, 116, 20, 0.3);
    transform: translateY(-8px) translateX(2px) rotateY(2deg);
    box-shadow: 
        0 12px 35px rgba(243, 203, 65, 0.15),
        0 8px 20px rgba(0, 0, 0, 0.2);
}

.brand-icon {
    margin-bottom: 1.5rem;
    opacity: 0.9;
}

.brand-name {
    color: var(--refined-gold);
    font-size: 1.5rem;
    margin-bottom: 1rem;
    font-weight: 500;
}

.brand-description {
    color: #d4d2cf;
    font-size: 1rem;
    line-height: 1.6;
    margin-bottom: 0;
}

.brands-note {
    text-align: center;
    font-style: italic;
    color: var(--antique-gold);
    font-size: 1rem;
    margin-top: 3rem;
    opacity: 0.8;
}

/* ==============================================
   PHILOSOPHY SECTION
   ============================================== */

.philosophy {
    background: linear-gradient(180deg, #0d0115 0%, #1a0323 100%);
}

.philosophy-highlight {
    font-size: 1.4rem;
    color: var(--refined-gold);
    font-weight: 400;
    margin-bottom: 2rem;
    font-style: italic;
}

/* ==============================================
   CORPORATE INFORMATION
   ============================================== */

.corporate {
    background: var(--section-gradient);
}

.corporate-info {
    max-width: 600px;
    margin: 0 auto;
}

.info-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
    border-bottom: 1px solid rgba(198, 116, 20, 0.2);
    margin-bottom: 0;
}

.info-item:last-of-type {
    border-bottom: none;
}

.info-label {
    font-weight: 500;
    color: var(--antique-gold);
    flex-shrink: 0;
    margin-right: 2rem;
}

.info-value {
    color: #e8e6e3;
    font-weight: 400;
}

.contact-item {
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 2px solid rgba(198, 116, 20, 0.3);
    text-align: center;
}

.contact-label {
    color: #d4d2cf;
    margin-bottom: 1rem;
    font-size: 1rem;
}

.contact-email {
    color: var(--refined-gold);
    text-decoration: none;
    font-weight: 500;
    font-size: 1.1rem;
    transition: var(--transition-smooth);
}

.contact-email:hover {
    color: var(--antique-gold);
    text-decoration: underline;
}

/* ==============================================
   FOOTER
   ============================================== */

.footer {
    background: #0d0115;
    padding: 3rem 0 2rem;
    border-top: 1px solid rgba(198, 116, 20, 0.2);
}

.footer-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.footer-text {
    color: #b8b6b3;
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: 2rem;
}

.designer-credit {
    color: var(--antique-gold);
    font-size: 0.9rem;
    margin-bottom: 0;
}

.designer-credit a {
    color: var(--refined-gold);
    text-decoration: none;
    transition: var(--transition-smooth);
}

.designer-credit a:hover {
    color: var(--antique-gold);
    text-decoration: underline;
}

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

@media (max-width: 768px) {
    :root {
        --section-padding: 4rem 0;
        --container-padding: 0 1rem;
    }
    
    /* Hide desktop menu on mobile */
    .desktop-menu {
        display: none;
    }
    
    /* Show hamburger menu on mobile */
    .hamburger-menu {
        display: flex;
    }
    
    .nav-menu {
        gap: 1.5rem;
    }
    
    .nav-link {
        font-size: 0.9rem;
    }
    
    .principles-list {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .principle-item {
        padding: 0.8rem;
    }
    
    .brands-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .brand-item {
        padding: 1.5rem;
    }
    
    .info-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }
    
    .info-label {
        margin-right: 0;
    }
}

@media (max-width: 480px) {
    .nav-container {
        padding: 1rem;
    }
    
    .nav-menu {
        gap: 1rem;
    }
    
    .rotating-logo-img {
        width: 80px;
        height: 80px;
    }
    
    .brand-item {
        padding: 1rem;
    }
}

/* ==============================================
   ANIMATIONS & EFFECTS
   ============================================== */

/* Scroll reveal animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.section {
    animation: fadeInUp 0.8s ease-out;
}

/* Moving gradient animations */
@keyframes gradient-shift-slow {
    0% {
        background-position: 0% 50%;
    }
    25% {
        background-position: 100% 50%;
    }
    50% {
        background-position: 100% 100%;
    }
    75% {
        background-position: 0% 100%;
    }
    100% {
        background-position: 0% 50%;
    }
}

@keyframes gradient-shift-text {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}

@keyframes floating-glow {
    0%, 100% {
        filter: drop-shadow(0 0 5px rgba(243, 203, 65, 0.2));
    }
    50% {
        filter: drop-shadow(0 0 15px rgba(243, 203, 65, 0.4));
    }
}

/* Hover effects for enhanced interactivity */
.brand-item,
.principle-item {
    cursor: default;
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    .rotating-logo {
        animation: none;
    }
}

/* Focus states for accessibility */
.nav-link:focus,
.contact-email:focus {
    outline: 2px solid var(--refined-gold);
    outline-offset: 2px;
    border-radius: 2px;
}

/* Print styles */
@media print {
    .navbar,
    .hero-video-container {
        display: none;
    }
    
    .section {
        page-break-inside: avoid;
        padding: 2rem 0;
    }
}