/* Aura Executive Interiors - Master Stylesheet */

:root {
    --exec-navy: #0a192f;
    --exec-navy-light: #112240;
    --exec-gold: #cca052;
    --exec-gold-dim: #a67c33;
    --slate-grey: #8892b0;
    --off-white: #f8f9fa;
    --pure-white: #ffffff;
    
    --font-serif: 'Playfair Display', serif;
    --font-sans: 'Lora', serif; /* Using Lora as body for elegant feel despite 'sans' var name */
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

img {
    width: 100%;
    height: auto;
    object-fit: cover;
    display: block;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color 0.3s ease;
}

/* Typography */
h1, h2, h3, h4, .brand-txt-sig {
    font-family: var(--font-serif);
    color: var(--exec-navy);
}

.section-crown-title {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    position: relative;
}

.center-crown {
    text-align: center;
}

/* Header & Nav */
.aei-global-hdr {
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid rgba(10, 25, 47, 0.1);
    padding: 1rem 0;
}

.hdr-inner-wrap {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.brand-mark-svg {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.brand-txt-sig {
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: 0.5px;
}

.nav-nodelist {
    list-style: none;
    display: flex;
    gap: 2.5rem;
    align-items: center;
}

.nav-node-link {
    font-size: 0.95rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--exec-navy-light);
}

.nav-node-link:hover {
    color: var(--exec-gold);
}

.highlight-node {
    border: 1px solid var(--exec-gold);
    padding: 0.5rem 1.2rem;
    border-radius: 2px;
    color: var(--exec-gold);
}

.highlight-node:hover {
    background-color: var(--exec-gold);
    color: var(--pure-white);
}

/* Hero Section */
.exec-hero-block {
    position: relative;
    min-height: 85vh;
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    padding: 4rem 2rem 4rem 8rem;
    gap: 4rem;
    background-color: var(--exec-navy);
    color: var(--pure-white);
    overflow: hidden;
}

.hero-abstract-shape-alpha {
    position: absolute;
    width: 40vw;
    height: 40vw;
    background: var(--exec-gold);
    border-radius: 50%;
    opacity: 0.05;
    top: -10%;
    left: -15%;
    z-index: 0;
}

.hero-abstract-shape-beta {
    position: absolute;
    width: 20vw;
    height: 60vh;
    background: var(--slate-grey);
    opacity: 0.05;
    bottom: -10%;
    right: 30%;
    transform: rotate(45deg);
    z-index: 0;
}

.hero-content-core {
    position: relative;
    z-index: 2;
}

.hero-majesty-txt {
    font-size: 4.5rem;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    color: var(--pure-white);
}

.hero-sub-cadence {
    font-size: 1.25rem;
    color: var(--slate-grey);
    margin-bottom: 3rem;
    max-width: 80%;
}

.action-trigger-gold {
    display: inline-block;
    background-color: var(--exec-gold);
    color: var(--exec-navy);
    padding: 1rem 2.5rem;
    font-family: var(--font-serif);
    font-weight: 700;
    font-size: 1.1rem;
    border: none;
    cursor: pointer;
    transition: background 0.3s ease;
}

.action-trigger-gold:hover {
    background-color: var(--exec-gold-dim);
}

.hero-visual-anchor {
    position: relative;
    z-index: 2;
    height: 100%;
    display: flex;
    align-items: center;
}

.hero-visual-anchor img {
    height: 80%;
    box-shadow: -20px 20px 0px var(--exec-navy-light);
}

/* About / Heritage Section */
.corporate-heritage-sect {
    padding: 8rem 4rem;
    background-color: var(--pure-white);
}

.heritage-grid-layout {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6rem;
    align-items: center;
}

.deep-prose {
    font-size: 1.1rem;
    color: #444;
    margin-bottom: 1.5rem;
}

.inline-text-link {
    color: var(--exec-gold);
    border-bottom: 1px solid var(--exec-gold);
    font-style: italic;
}

.data-infusion-block {
    background-color: var(--off-white);
    border-left: 4px solid var(--exec-gold);
    padding: 2rem;
    margin: 2.5rem 0;
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.data-metric-xl {
    font-family: var(--font-serif);
    font-size: 3.5rem;
    font-weight: 800;
    color: var(--exec-navy);
    line-height: 1;
}

.data-metric-label {
    font-size: 0.95rem;
    color: var(--slate-grey);
    font-style: italic;
}

.heritage-visual-col {
    position: relative;
}

.visual-stack-primary img {
    width: 80%;
    margin-left: 20%;
}

.visual-stack-secondary {
    position: absolute;
    bottom: -15%;
    left: 0;
    width: 55%;
    border: 10px solid var(--pure-white);
}

/* Services Section */
.spatial-solutions-sect {
    padding: 6rem 2rem 8rem;
    background-color: var(--exec-navy-light);
    color: var(--pure-white);
}

.spatial-solutions-sect .section-crown-title {
    color: var(--pure-white);
}

.sect-subtitle-grey {
    text-align: center;
    color: var(--slate-grey);
    margin-bottom: 4rem;
    font-size: 1.1rem;
}

.expertise-tab-interface {
    max-width: 1000px;
    margin: 0 auto;
}

.tab-control-strip {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 3rem;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.expertise-tab-btn {
    background: none;
    border: none;
    color: var(--slate-grey);
    font-family: var(--font-serif);
    font-size: 1.25rem;
    padding: 1rem 2rem;
    cursor: pointer;
    position: relative;
    transition: color 0.3s ease;
}

.expertise-tab-btn.active-tab {
    color: var(--exec-gold);
}

.expertise-tab-btn.active-tab::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: var(--exec-gold);
}

.expertise-panel {
    display: none;
    animation: fadeIn 0.5s ease;
}

.expertise-panel.panel-active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.panel-split-view {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.panel-txt-zone h3 {
    font-size: 2rem;
    margin-bottom: 1.5rem;
    color: var(--pure-white);
}

.panel-txt-zone p {
    color: #ccc;
    margin-bottom: 1.5rem;
}

.benefit-bullet-list {
    list-style: none;
}

.benefit-bullet-list li {
    position: relative;
    padding-left: 1.5rem;
    margin-bottom: 0.75rem;
    color: var(--pure-white);
}

.benefit-bullet-list li::before {
    content: '■';
    color: var(--exec-gold);
    font-size: 0.6rem;
    position: absolute;
    left: 0;
    top: 6px;
}

/* Testimonials */
.client-endorsements {
    padding: 7rem 2rem;
    background-color: var(--pure-white);
}

.endorsement-flex-track {
    max-width: 1200px;
    margin: 4rem auto 0;
    display: flex;
    gap: 2rem;
    justify-content: space-between;
}

.endorsement-card {
    flex: 1;
    background: var(--off-white);
    padding: 3rem 2rem;
    text-align: center;
    border-top: 3px solid var(--exec-gold);
    position: relative;
}

.client-avatar-ring {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    overflow: hidden;
    margin: -60px auto 1.5rem;
    border: 4px solid var(--pure-white);
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.client-quote {
    font-size: 1.05rem;
    font-style: italic;
    color: #555;
    margin-bottom: 1.5rem;
}

.client-identity {
    font-family: var(--font-serif);
    font-weight: 700;
    font-size: 0.9rem;
    color: var(--exec-navy);
    display: block;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Contact */
.inquiry-portal {
    position: relative;
    padding: 8rem 2rem;
    display: flex;
    justify-content: center;
    align-items: center;
}

.portal-bg-img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.portal-bg-img::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(10, 25, 47, 0.85);
}

.portal-form-vessel {
    position: relative;
    z-index: 2;
    background: var(--pure-white);
    padding: 4rem;
    max-width: 600px;
    width: 100%;
    box-shadow: 0 20px 40px rgba(0,0,0,0.2);
}

.form-header-txt {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.form-sub-txt {
    color: var(--slate-grey);
    margin-bottom: 2rem;
    font-size: 0.95rem;
}

.input-cluster {
    margin-bottom: 1.5rem;
}

.input-cluster label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 0.5rem;
    color: var(--exec-navy);
}

.input-cluster input,
.input-cluster textarea {
    width: 100%;
    padding: 1rem;
    border: 1px solid #ddd;
    background: var(--off-white);
    font-family: var(--font-sans);
}

.input-cluster input:focus,
.input-cluster textarea:focus {
    outline: none;
    border-color: var(--exec-gold);
}

.full-width-trigger {
    width: 100%;
    margin-top: 1rem;
}

/* Footer */
.aei-footer-base {
    background-color: var(--exec-navy);
    color: var(--slate-grey);
    padding: 4rem 2rem 1rem;
}

.footer-core-grid {
    max-width: 1200px;
    margin: 0 auto 3rem;
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 3rem;
}

.footer-sig {
    color: var(--pure-white);
    display: block;
    margin-bottom: 1rem;
}

.ftr-mini-head {
    color: var(--pure-white);
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

.ftr-links-col a,
.ftr-legal-col a {
    display: block;
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
}

.ftr-links-col a:hover,
.ftr-legal-col a:hover {
    color: var(--exec-gold);
}

.footer-sub-bar {
    max-width: 1200px;
    margin: 0 auto;
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.85rem;
}

.micro-disclaimer {
    font-size: 0.75rem;
    opacity: 0.6;
    max-width: 400px;
    text-align: right;
}

/* Responsive Leakage & Adaptations */
@media (max-width: 1024px) {
    .exec-hero-block {
        padding: 4rem 2rem;
        grid-template-columns: 1fr;
        text-align: center;
    }
    .hero-sub-cadence {
        margin: 0 auto 2rem;
    }
    .hero-majesty-txt {
        font-size: 3.5rem;
    }
    .heritage-grid-layout {
        grid-template-columns: 1fr;
        gap: 4rem;
    }
    .visual-stack-secondary {
        position: relative;
        width: 80%;
        margin: -10% auto 0;
        border-width: 5px;
    }
}

@media (max-width: 768px) {
    .nav-nodelist {
        display: none; /* Simplified for mobile realism in this scope */
    }
    .endorsement-flex-track {
        flex-direction: column;
        gap: 4rem;
    }
    .panel-split-view {
        grid-template-columns: 1fr;
    }
    .footer-core-grid {
        grid-template-columns: 1fr;
    }
    .footer-sub-bar {
        flex-direction: column;
        text-align: center;
        gap: 1rem;
    }
    .micro-disclaimer {
        text-align: center;
    }
    .corporate-heritage-sect, .spatial-solutions-sect, .client-endorsements, .inquiry-portal {
        padding-top: 4rem;
        padding-bottom: 4rem;
    }
}