:root {
    --brand-dark: #061934;
    --brand-gold: #b58e3e;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    padding: 0;
    width: 100%;
    background-color: #ffffff;
    font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
    overflow-x: hidden;
    color: var(--brand-dark);
    text-align: center;
}

/* --- PRELOADER --- */
#preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background-color: #ffffff;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    transition: opacity 1s ease, visibility 1s;
    text-align: center;
}

#preloader.fade-out {
    opacity: 0;
    visibility: hidden;
}

.logo-section-loader {
    width: 85%;
    max-width: clamp(180px, 60vw, 280px);
    height: auto;
    margin-bottom: 2vh;
}

/* Message Section */
.message-section {
    width: 100%;
    text-align: center;
    opacity: 0;
    padding: 0 20px;
    margin: 0 auto 5vh auto;
    animation: syncFade 4s cubic-bezier(0.45, 0, 0.55, 1) forwards;
}

.message-section p {
    font-size: clamp(12px, 3.5vw, 18px);
    font-weight: 500;
    margin-top: 8px;
    letter-spacing: 1px;
    opacity: 0.8;
    color: var(--brand-dark);
}

/* Verticals Section */
.verticals-row {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: clamp(15px, 4vw, 40px);
    width: 100%;
    max-width: 800px;
    margin-top: 3vh;
    padding: 0 20px;
    opacity: 0;
    animation: syncFade 4s cubic-bezier(0.45, 0, 0.55, 1) forwards;
}

.sub-label {
    font-size: clamp(10px, 3vw, 15px);
    font-weight: 800;
    letter-spacing: 2px;
    text-transform: uppercase;
    white-space: nowrap;
    color: var(--brand-dark);
}

@media (max-width: 1024px) {
    .verticals-row {
        max-width: 400px;
        gap: 15px 30px;
    }
}

/* --- HEADER --- */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100px;
    background-color: rgba(255, 255, 255, 0.98);
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 5%;
    z-index: 1000;
    border-bottom: 1px solid rgba(6, 25, 52, 0.05);
    opacity: 0;
    transform: translateY(-20px);
    transition: opacity 1s ease 0.5s, transform 1s ease 0.5s;
}

.main-content.loaded .site-header {
    opacity: 1;
    transform: translateY(0);
}

.header-logo {
    height: 60px;
    width: auto;
    display: flex;
    flex-direction: row;
    align-items: center;
    text-decoration: none;
    gap: 15px;
}

.header-logo-svg {
    height: 100%;
    width: auto;
    max-width: 450px;
}

/* --- NAVIGATION --- */
.main-nav {
    display: flex;
    gap: 30px;
}

.nav-link {
    text-decoration: none;
    color: var(--brand-dark);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    transition: color 0.3s ease;
    position: relative;
}

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

.nav-link:hover { color: var(--brand-gold); }
.nav-link:hover::after { width: 100%; }

/* Mobile Toggle */
.mobile-toggle {
    display: none;
    cursor: pointer;
    flex-direction: column;
    gap: 6px;
    z-index: 2000;
}

.mobile-toggle span {
    width: 25px;
    height: 2px;
    background-color: var(--brand-dark);
    transition: all 0.3s ease;
}

.mobile-toggle.active span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
.mobile-toggle.active span:nth-child(2) { opacity: 0; }
.mobile-toggle.active span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

/* --- MAIN CONTENT --- */
.main-content {
    opacity: 0;
    transition: opacity 1.5s ease 0.5s;
    padding-top: 100px;
    min-height: 100vh;
}

.main-content.loaded { opacity: 1; }

section {
    padding: 100px 10%;
    min-height: 60vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    border-bottom: 1px solid rgba(6, 25, 52, 0.05);
    background-size: cover;
    background-position: center;
    position: relative;
    overflow: hidden;
}

section.image-bg {
    color: #ffffff;
    border-bottom: none;
}

section.image-bg::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(6, 25, 52, 0.85);
    z-index: 1;
}

section.image-bg > * {
    position: relative;
    z-index: 2;
}

section.image-bg .section-title {
    color: #ffffff;
}

section.image-bg .about-text {
    color: rgba(255, 255, 255, 0.9);
}

.section-title {
    font-size: clamp(24px, 4vw, 36px);
    font-weight: 900;
    letter-spacing: 5px;
    margin-bottom: 40px;
    text-transform: uppercase;
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 50px;
    height: 2px;
    background-color: var(--brand-gold);
}

.hero-section {
    height: 90vh;
    border-bottom: none;
    background-image: linear-gradient(rgba(6, 25, 52, 0.7), rgba(6, 25, 52, 0.8)), url('assets/images/hero.jpg');
    background-attachment: fixed;
    color: #ffffff;
}

.hero-section h2 {
    font-size: clamp(24px, 6vw, 60px);
    font-weight: 900;
    letter-spacing: clamp(2px, 1vw, 10px);
    text-transform: uppercase;
    margin-bottom: 20px;
    color: #ffffff;
    text-shadow: 0 4px 20px rgba(0,0,0,0.3);
}

.hero-section p {
    color: rgba(255,255,255,0.9);
    font-size: clamp(14px, 2vw, 20px);
    max-width: 700px;
}

.about-text {
    max-width: 800px;
    font-size: 18px;
    line-height: 1.8;
    letter-spacing: 1px;
    color: rgba(6, 25, 52, 0.8);
}

.leadership-container {
    display: flex;
    align-items: flex-start;
    gap: 60px;
    max-width: 1000px;
    text-align: left;
}

.leadership-image-wrapper {
    flex: 0 0 350px;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.leadership-image {
    width: 100%;
    height: 450px;
    background-size: cover;
    background-position: center;
    border-radius: 4px;
    box-shadow: 20px 20px 0 var(--brand-dark);
    margin-bottom: 25px;
}

.leadership-name {
    font-size: 20px;
    font-weight: 800;
    letter-spacing: 1px;
    color: var(--brand-dark);
    margin: 0;
    text-transform: uppercase;
}

.leadership-title {
    font-size: 14px;
    letter-spacing: 2px;
    color: var(--brand-gold);
    font-weight: 700;
    margin-top: 5px;
    text-transform: uppercase;
}

.business-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 40px;
    width: 100%;
    margin-top: 20px;
}

/* Grid Layout Overrides */
.grid-3-col { grid-template-columns: repeat(3, 1fr); }
.grid-2-col { grid-template-columns: repeat(2, 1fr); }

.business-card {
    position: relative;
    min-height: 400px;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 40px;
    background-size: cover;
    background-position: center;
    border: none;
    overflow: hidden;
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    text-align: left;
}

.business-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, rgba(6, 25, 52, 0.2), rgba(6, 25, 52, 0.95));
    z-index: 1;
    transition: opacity 0.4s ease;
}

.business-card:hover::before {
    background: linear-gradient(to bottom, rgba(6, 25, 52, 0.1), rgba(6, 25, 52, 0.85));
}

.business-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.3);
}

.business-card > * {
    position: relative;
    z-index: 2;
}

.sector-icon {
    width: 45px;
    height: 45px;
    margin-bottom: 20px;
    fill: none;
    stroke: #ffffff;
    stroke-width: 1.5;
    stroke-linecap: round;
    stroke-linejoin: round;
    opacity: 0.9;
}

.business-card h3 {
    font-size: 18px;
    font-weight: 900;
    letter-spacing: 3px;
    margin-bottom: 15px;
    color: #ffffff;
}

.business-card.expandable {
    cursor: pointer;
}

.card-arrow {
    position: absolute;
    top: 30px;
    right: 30px;
    width: 20px;
    height: 20px;
    color: #ffffff;
    transition: transform 0.3s ease;
    z-index: 3;
}

.business-card.active .card-arrow {
    transform: rotate(180deg);
}

.homes-details {
    max-height: 0;
    width: 0;
    overflow: hidden;
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    text-align: left;
    opacity: 0;
    color: #ffffff;
}

.business-card.active .homes-details {
    opacity: 1;
}

#advantage, #careers {
    background-color: #f8f9fa;
    color: var(--brand-dark);
}

#advantage.image-bg::before, #careers.image-bg::before {
    display: none;
}

#advantage .section-title, #careers .section-title {
    color: var(--brand-dark);
}

#careers .about-text {
    color: rgba(6, 25, 52, 0.8);
}

.advantage-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    width: 100%;
    max-width: 1200px;
    margin-top: 40px;
}

.advantage-item {
    background: #ffffff;
    padding: 40px;
    border-radius: 4px;
    text-align: left;
    border-top: 3px solid var(--brand-gold);
    box-shadow: 0 10px 30px rgba(0,0,0,0.05);
    transition: transform 0.3s ease;
}

.advantage-item:hover {
    transform: translateY(-5px);
}

.advantage-icon {
    width: 40px;
    height: 40px;
    margin-bottom: 20px;
    color: var(--brand-gold);
}

.advantage-item h3 {
    font-size: 16px;
    font-weight: 800;
    letter-spacing: 2px;
    margin-bottom: 15px;
    color: var(--brand-dark);
    text-transform: uppercase;
}

.advantage-item p {
    font-size: 14px;
    line-height: 1.7;
    color: rgba(6, 25, 52, 0.7);
    margin: 0;
}

.focus-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    width: 100%;
    max-width: 1000px;
    margin: 0 auto;
}

@media (max-width: 768px) {
    .focus-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }
}

@media (max-width: 768px) {
    .advantage-grid {
        grid-template-columns: 1fr;
    }
    .advantage-item {
        padding: 30px;
    }
}

/* Desktop Horizontal Expansion */
@media (min-width: 1025px) {
    .business-card.expandable {
        display: flex;
        flex-direction: row;
        transition: grid-column 0.5s ease, all 0.5s ease;
    }

    .business-card.active.expandable {
        grid-column: span 2;
        gap: 50px;
    }

    .business-card .card-content-wrapper {
        flex: 1 0 100%;
        transition: all 0.5s ease;
        display: flex;
        flex-direction: column;
        justify-content: flex-end;
    }

    .business-card.active .card-content-wrapper {
        flex: 0 0 35%;
    }

    .business-card.active .homes-details {
        width: 65%;
        max-height: 1000px;
        border-left: 1px solid rgba(255, 255, 255, 0.2);
        padding-left: 50px;
        display: flex;
        flex-direction: column;
        justify-content: center;
    }
}

/* Mobile Vertical Expansion */
@media (max-width: 1024px) {
    .business-card.active .homes-details {
        max-height: 1000px;
        width: 100%;
        margin-top: 30px;
        border-top: 1px solid rgba(255, 255, 255, 0.2);
        padding-top: 20px;
    }
}

.principles-list {
    list-style: none;
    padding: 0;
    margin: 15px 0;
}

.principles-list li {
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 1px;
    margin-bottom: 8px;
    color: rgba(255, 255, 255, 0.9);
    text-transform: uppercase;
}

.business-card p {
    font-size: 14px;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.8);
    margin: 0;
}

/* Split Sections (Vision/Mission) */
.split-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    width: 100%;
    max-width: 1200px;
    text-align: left;
}

.split-column {
    display: flex;
    flex-direction: column;
}

.values-list {
    columns: 2;
}

/* --- CONTACT SECTION --- */
.contact-container {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 80px;
    width: 100%;
    max-width: 1200px;
    text-align: left;
}

.contact-info h3 {
    font-size: 24px;
    font-weight: 900;
    letter-spacing: 3px;
    margin-bottom: 30px;
    text-transform: uppercase;
}

.contact-detail {
    margin-bottom: 40px;
}

.contact-detail label {
    display: block;
    font-size: 11px;
    font-weight: 800;
    letter-spacing: 2px;
    color: var(--brand-gold);
    text-transform: uppercase;
    margin-bottom: 10px;
}

.contact-detail p {
    font-size: 18px;
    font-weight: 500;
    color: var(--brand-dark);
    margin: 0;
    line-height: 1.5;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
}

@media (max-width: 768px) {
    .form-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
}

.form-group {
    position: relative;
    width: 100%;
}

.form-group input, 
.form-group textarea {
    width: 100%;
    padding: 15px 0;
    background: transparent;
    border: none;
    border-bottom: 1px solid rgba(6, 25, 52, 0.15);
    font-family: inherit;
    font-size: 16px;
    color: var(--brand-dark);
    outline: none;
    transition: border-color 0.3s ease;
}

.form-group textarea {
    height: 100px;
    resize: none;
}

.form-group input:focus, 
.form-group textarea:focus {
    border-bottom-color: var(--brand-dark);
}

.form-group label {
    position: absolute;
    top: 15px;
    left: 0;
    font-size: 14px;
    letter-spacing: 1px;
    pointer-events: none;
    transition: all 0.3s ease;
    opacity: 0.6;
}

.form-group input:focus + label,
.form-group input:not(:placeholder-shown) + label,
.form-group textarea:focus + label,
.form-group textarea:not(:placeholder-shown) + label {
    top: -10px;
    font-size: 10px;
    font-weight: 800;
    letter-spacing: 2px;
    color: var(--brand-gold);
    text-transform: uppercase;
    opacity: 1;
}

.submit-btn {
    align-self: flex-start;
    padding: 15px 50px;
    background-color: var(--brand-dark);
    color: #ffffff;
    border: none;
    font-size: 12px;
    font-weight: 800;
    letter-spacing: 3px;
    text-transform: uppercase;
    cursor: pointer;
    transition: all 0.3s ease;
}

.submit-btn:hover {
    background-color: var(--brand-gold);
    transform: translateY(-3px);
}

/* --- ANIMATIONS --- */
#preloader .logo-path {
    fill: none;
    stroke: var(--brand-dark);
    stroke-width: 15;
    stroke-linecap: round;
    stroke-linejoin: round;
    stroke-dasharray: 4500;
    stroke-dashoffset: 4500;
    animation: syncBuild 4s cubic-bezier(0.45, 0, 0.55, 1) forwards;
}

#preloader .brand-line {
    fill: none;
    stroke: var(--brand-dark);
    stroke-width: 6;
    stroke-linecap: butt;
    opacity: 0;
    animation: syncFade 4s cubic-bezier(0.45, 0, 0.55, 1) forwards;
}

#preloader .brand-name {
    fill: var(--brand-dark);
    font-size: 130px;
    font-weight: 900;
    opacity: 0;
    animation: syncFade 4s cubic-bezier(0.45, 0, 0.55, 1) forwards;
}

#preloader .subtitle {
    fill: var(--brand-dark);
    font-size: 100px;
    font-weight: 900;
    text-anchor: middle;
    opacity: 0;
    animation: syncFade 4s cubic-bezier(0.45, 0, 0.55, 1) forwards;
}

/* Header Logo Entrance (Permanent) */
.header-logo .logo-path {
    fill: none;
    stroke: var(--brand-dark);
    stroke-width: 15;
    stroke-linecap: round;
    stroke-linejoin: round;
    stroke-dasharray: 4500;
    stroke-dashoffset: 4500;
    animation: headerBuild 3s cubic-bezier(0.45, 0, 0.55, 1) forwards;
}

.header-logo .brand-name {
    fill: var(--brand-dark);
    opacity: 0;
    animation: headerFade 3s cubic-bezier(0.45, 0, 0.55, 1) forwards;
}

@keyframes syncBuild {
    0% { stroke-dashoffset: 4500; opacity: 0; }
    5% { opacity: 1; }
    45% { stroke-dashoffset: 0; }
    85% { stroke-dashoffset: 0; opacity: 1; }
    100% { stroke-dashoffset: -4500; opacity: 0; }
}

@keyframes syncFade {
    0% { opacity: 0; transform: translateY(15px); }
    5% { opacity: 0; }
    45% { opacity: 1; transform: translateY(0); }
    85% { opacity: 1; transform: translateY(0); }
    100% { opacity: 0; }
}

@keyframes headerBuild {
    0% { stroke-dashoffset: 4500; opacity: 1; }
    100% { stroke-dashoffset: 0; opacity: 1; }
}

@keyframes headerFade {
    0% { opacity: 0; transform: translateY(10px); }
    100% { opacity: 1; transform: translateY(0); }
}

/* Siri Society Slideshow Styles */
#society {
    position: relative;
    background-color: #061934;
    overflow: hidden;
    z-index: 1;
}

#society::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(6, 25, 52, 0.7); /* Increased for better text contrast */
    z-index: 1;
    pointer-events: none;
}

#society .section-title,
#society .about-text {
    text-shadow: 0 2px 10px rgba(0,0,0,0.5);
    color: #ffffff;
}

#society .about-text {
    font-weight: 500;
    max-width: 900px;
}

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

.slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    opacity: 0;
    transition: opacity 1.5s ease-in-out;
}

.slide.active {
    opacity: 1;
}

#society > *:not(.slideshow-container) {
    position: relative;
    z-index: 3; /* Content above overlay and slides */
}

/* Mobile Adjustments */
@media (max-width: 1024px) {
    .site-header { height: 80px; }
    .header-logo { height: 50px; }
    
    .grid-3-col, .grid-2-col { grid-template-columns: 1fr; }
    
    .split-container {
        grid-template-columns: 1fr;
        gap: 50px;
        text-align: center;
    }

    .section-title {
        text-align: center !important;
        margin-left: auto !important;
        margin-right: auto !important;
    }

    .values-list {
        columns: 1;
    }

    .leadership-container {
        flex-direction: column;
        gap: 40px;
        text-align: center;
    }

    .leadership-image-wrapper {
        flex: 0 0 auto;
        width: 300px;
        margin: 0 auto;
    }

    .leadership-image {
        height: 400px;
        box-shadow: 15px 15px 0 var(--brand-dark) !important;
    }

    .leadership-content {
        text-align: center !important;
    }

    .contact-container {
        grid-template-columns: 1fr;
        gap: 50px;
        text-align: center;
    }

    .submit-btn {
        align-self: center;
    }

    .main-nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 100%;
        height: 100vh;
        background-color: #ffffff;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        transition: right 0.5s ease;
        z-index: 1500;
    }

    .main-nav.active { right: 0; }
    .mobile-toggle { display: flex; }
    .nav-link { font-size: 20px; font-weight: 800; }
}