/* ===================================
   YKRA HOLDING - INSTITUTIONAL DESIGN
   Inspired by Vanpot Holdings
   =================================== */

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

:root {
    /* Color Palette */
    --midnight-blue: #050A30;
    --charcoal: #1A1A1B;
    --soft-white: #F9F9F9;
    --champagne-gold: #D4AF37;
    --silver-grey: #C0C0C0;
    
    /* Typography - Vanpot Style */
    --font-serif: 'Montserrat', sans-serif;
    --font-sans: 'Montserrat', sans-serif;
    
    /* Spacing */
    --section-padding: 120px;
    --container-width: 1200px;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    background-color: var(--soft-white);
    color: var(--charcoal);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Mouse Follower Glow */
#mouseGlow {
    position: fixed;
    width: 300px;
    height: 300px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(255,255,255,0.15) 0%, transparent 70%);
    pointer-events: none;
    z-index: 9999;
    filter: blur(60px);
    transform: translate(-50%, -50%);
    transition: opacity 0.3s ease;
    opacity: 0;
}

body:hover #mouseGlow {
    opacity: 1;
}

/* Navigation */
#mainNav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 30px 0;
    transition: all 0.4s ease;
    background: transparent;
}

#mainNav.scrolled {
    background: rgba(5, 10, 48, 0.95);
    backdrop-filter: blur(10px);
    padding: 20px 0;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
}

.nav-container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 60px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--soft-white);
    letter-spacing: 3px;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 50px;
}

.nav-menu a {
    color: var(--soft-white);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    transition: color 0.3s ease;
    position: relative;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--champagne-gold);
    transition: width 0.3s ease;
}

.nav-menu a:hover {
    color: var(--champagne-gold);
}

.nav-menu a:hover::after {
    width: 100%;
}

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

.hero-slider {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 3s ease-in-out;
}

.slide.active {
    opacity: 1;
}

.slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(5, 10, 48, 0.85) 0%, rgba(5, 10, 48, 0.6) 100%);
}

.hero-content {
    position: relative;
    z-index: 10;
    text-align: center;
    color: var(--soft-white);
    max-width: 900px;
    padding: 0 40px;
}

.hero-title {
    font-family: var(--font-serif);
    font-size: 5rem;
    font-weight: 800;
    margin-bottom: 30px;
    letter-spacing: 8px;
    animation: fadeInUp 1s ease-out;
}

.hero-title .gold-text {
    color: var(--champagne-gold);
}

.hero-subtitle {
    font-size: 1.3rem;
    font-weight: 400;
    letter-spacing: 3px;
    text-transform: uppercase;
    margin-bottom: 50px;
    line-height: 1.8;
    animation: fadeInUp 1s ease-out 0.3s both;
}

.hero-cta {
    display: inline-block;
    padding: 18px 50px;
    border: 1px solid var(--soft-white);
    color: var(--soft-white);
    text-decoration: none;
    font-size: 0.9rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    transition: all 0.4s ease;
    animation: fadeInUp 1s ease-out 0.6s both;
}

.hero-cta:hover {
    background: var(--soft-white);
    color: var(--midnight-blue);
    transform: translateY(-2px);
}

.slider-indicators {
    position: absolute;
    bottom: 50px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 15px;
    z-index: 10;
}

.indicator {
    width: 40px;
    height: 2px;
    background: rgba(255, 255, 255, 0.3);
    cursor: pointer;
    transition: all 0.4s ease;
}

.indicator.active {
    background: var(--champagne-gold);
    width: 60px;
}

.indicator:hover {
    background: rgba(255, 255, 255, 0.6);
}

/* Content Sections */
.content-section {
    padding: var(--section-padding) 0;
    position: relative;
}

.section-container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 60px;
}

.section-title {
    font-family: var(--font-serif);
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 60px;
    text-align: center;
    color: var(--midnight-blue);
    letter-spacing: 3px;
    text-transform: uppercase;
}

/* Mission Section */
.mission-section {
    background: linear-gradient(180deg, var(--soft-white) 0%, #f0f0f2 100%);
}

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

.mission-text {
    font-size: 1.2rem;
    line-height: 2;
    margin-bottom: 30px;
    color: #333;
    font-weight: 300;
}

.mission-text strong {
    color: var(--midnight-blue);
    font-weight: 600;
}

/* The Corridor Section */
.corridor-section {
    background: var(--midnight-blue);
    color: var(--soft-white);
}

.corridor-section .section-title {
    color: var(--soft-white);
}

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

.corridor-map {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 80px;
    margin: 60px 0 80px;
    position: relative;
}

.map-point {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
}

.point-marker {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--champagne-gold);
    box-shadow: 0 0 20px rgba(212, 175, 55, 0.5);
    animation: pulse 2s ease-in-out infinite;
}

.point-label {
    font-size: 1.1rem;
    font-weight: 500;
    letter-spacing: 2px;
    text-transform: uppercase;
}

.map-connection {
    flex: 1;
    height: 1px;
    background: linear-gradient(90deg, var(--champagne-gold) 0%, var(--silver-grey) 50%, var(--champagne-gold) 100%);
    position: relative;
}

.map-connection::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    width: 30%;
    height: 1px;
    background: var(--champagne-gold);
    animation: flow 3s ease-in-out infinite;
}

.corridor-text {
    font-size: 1.15rem;
    line-height: 2;
    font-weight: 300;
}

/* Investment Verticals */
.investments-section {
    background: var(--soft-white);
}

.investments-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 60px;
    margin-top: 80px;
}

.investment-card {
    background: white;
    overflow: hidden;
    transition: transform 0.4s ease, box-shadow 0.4s ease;
    border: 1px solid rgba(26, 26, 27, 0.1);
}

.investment-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
}

.card-image {
    width: 100%;
    height: 350px;
    overflow: hidden;
}

.card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

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

.card-content {
    padding: 40px;
}

.card-title {
    font-family: var(--font-serif);
    font-size: 1.8rem;
    font-weight: 600;
    margin-bottom: 20px;
    color: var(--midnight-blue);
}

.card-description {
    font-size: 1rem;
    line-height: 1.8;
    color: #555;
    font-weight: 300;
}

/* Philosophy Section */
.philosophy-section {
    background: linear-gradient(180deg, #f0f0f2 0%, var(--soft-white) 100%);
}

.philosophy-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 60px;
    margin-top: 80px;
}

.philosophy-pillar {
    text-align: center;
    padding: 40px 30px;
    transition: transform 0.3s ease;
}

.philosophy-pillar:hover {
    transform: translateY(-5px);
}

.pillar-icon {
    color: var(--champagne-gold);
    margin-bottom: 30px;
    display: flex;
    justify-content: center;
}

.pillar-title {
    font-family: var(--font-serif);
    font-size: 1.6rem;
    font-weight: 600;
    margin-bottom: 20px;
    color: var(--midnight-blue);
}

.pillar-text {
    font-size: 1rem;
    line-height: 1.8;
    color: #555;
    font-weight: 300;
}

/* Contact Section */
.contact-section {
    background: var(--midnight-blue);
    color: var(--soft-white);
}

.contact-section .section-title {
    color: var(--soft-white);
}

.contact-content {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.contact-text {
    font-size: 1.2rem;
    line-height: 1.8;
    margin-bottom: 30px;
    font-weight: 300;
}

.contact-email {
    display: inline-block;
    font-family: var(--font-serif);
    font-size: 1.8rem;
    color: var(--champagne-gold);
    text-decoration: none;
    border-bottom: 1px solid transparent;
    transition: border-color 0.3s ease;
}

.contact-email:hover {
    border-bottom-color: var(--champagne-gold);
}

/* Newsletter Section */
.newsletter-section {
    background: linear-gradient(135deg, var(--midnight-blue) 0%, var(--charcoal) 100%);
    color: var(--soft-white);
    padding: 80px 0;
    text-align: center;
}

.newsletter-title {
    font-family: var(--font-serif);
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: 3px;
}

.newsletter-text {
    font-size: 1.1rem;
    font-weight: 300;
    margin-bottom: 40px;
    opacity: 0.9;
}

.newsletter-form {
    display: flex;
    gap: 15px;
    max-width: 600px;
    margin: 0 auto;
    flex-wrap: wrap;
    justify-content: center;
}

.newsletter-input {
    flex: 1;
    min-width: 300px;
    padding: 18px 25px;
    font-size: 1rem;
    font-family: var(--font-sans);
    border: 1px solid rgba(255, 255, 255, 0.2);
    background: rgba(255, 255, 255, 0.05);
    color: var(--soft-white);
    border-radius: 0;
    transition: all 0.3s ease;
}

.newsletter-input:focus {
    outline: none;
    border-color: var(--champagne-gold);
    background: rgba(255, 255, 255, 0.1);
}

.newsletter-input::placeholder {
    color: rgba(255, 255, 255, 0.5);
}

.newsletter-button {
    padding: 18px 45px;
    font-size: 0.9rem;
    font-weight: 600;
    font-family: var(--font-sans);
    text-transform: uppercase;
    letter-spacing: 2px;
    background: var(--champagne-gold);
    color: var(--midnight-blue);
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
}

.newsletter-button:hover {
    background: var(--soft-white);
    transform: translateY(-2px);
}

/* Footer */
.site-footer {
    background: var(--charcoal);
    color: var(--soft-white);
    padding: 60px 0 30px;
}

.footer-container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 60px;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 60px;
    margin-bottom: 50px;
    padding-bottom: 50px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-column {
    text-align: left;
}

.footer-heading {
    font-family: var(--font-serif);
    font-size: 1.2rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 20px;
    color: var(--champagne-gold);
}

.footer-address,
.footer-phone,
.footer-email {
    font-size: 1rem;
    line-height: 1.8;
    margin-bottom: 10px;
    opacity: 0.8;
}

.footer-phone a,
.footer-email a {
    color: var(--soft-white);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-phone a:hover,
.footer-email a:hover {
    color: var(--champagne-gold);
}

.footer-social {
    display: flex;
    gap: 20px;
    margin-top: 15px;
}

.social-link {
    color: var(--soft-white);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    padding: 10px 20px;
    border: 1px solid rgba(255, 255, 255, 0.3);
    transition: all 0.3s ease;
}

.social-link:hover {
    border-color: var(--champagne-gold);
    color: var(--champagne-gold);
}

.footer-bottom {
    text-align: center;
}

.footer-text {
    font-size: 0.9rem;
    margin-bottom: 10px;
    opacity: 0.7;
}

.footer-location {
    font-family: var(--font-serif);
    font-size: 1rem;
    letter-spacing: 3px;
    color: var(--champagne-gold);
}

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

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
        opacity: 1;
    }
    50% {
        transform: scale(1.1);
        opacity: 0.8;
    }
}

@keyframes flow {
    0% {
        left: 0;
        opacity: 0;
    }
    50% {
        opacity: 1;
    }
    100% {
        left: 70%;
        opacity: 0;
    }
}

/* Scroll Reveal */
.reveal {
    opacity: 0;
    transform: translateY(50px);
    transition: all 1s ease;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* Responsive Design */
@media (max-width: 1024px) {
    .investments-grid,
    .philosophy-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .hero-title {
        font-size: 3.5rem;
    }
    
    .section-title {
        font-size: 2.5rem;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

@media (max-width: 768px) {
    :root {
        --section-padding: 80px;
    }
    
    .nav-container,
    .section-container,
    .footer-container {
        padding: 0 30px;
    }
    
    .nav-menu {
        gap: 25px;
    }
    
    .nav-menu a {
        font-size: 0.8rem;
    }
    
    .hero-title {
        font-size: 2.5rem;
        letter-spacing: 4px;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .corridor-map {
        flex-direction: column;
        gap: 40px;
    }
    
    .map-connection {
        width: 1px;
        height: 60px;
        background: linear-gradient(180deg, var(--champagne-gold) 0%, var(--silver-grey) 50%, var(--champagne-gold) 100%);
    }
    
    .map-connection::before {
        width: 1px;
        height: 30%;
        animation: flowVertical 3s ease-in-out infinite;
    }
    
    .newsletter-form {
        flex-direction: column;
    }
    
    .newsletter-input {
        min-width: 100%;
    }
    
    .footer-grid {
        text-align: center;
    }
    
    .footer-column {
        text-align: center;
    }
    
    .footer-social {
        justify-content: center;
    }
}

@keyframes flowVertical {
    0% {
        top: 0;
        opacity: 0;
    }
    50% {
        opacity: 1;
    }
    100% {
        top: 70%;
        opacity: 0;
    }
}