/* --- Core 7-Color Design System Variable Declarations --- */
:root {
    --color-dark: #2D3436;        /* Slate Charcoal Primary */
    --color-muted: #636E72;       /* Mid-tone Structural Grey */
    --color-light: #DFE6E9;       /* Soft Surface Edge tint */
    --color-teal: #00CEC9;        /* Electric Highlight Accent */
    --color-coral: #FF7675;       /* Dynamic Coral Alert/Action */
    --color-purple: #A29BFE;      /* Technical Purple/IAM Accent */
    --color-yellow: #F3CF8B;      /* Warm Warning/Pastoral Amber */
    
    --color-white: #FFFFFF;
    --color-bg-subtle: #F8FAFC;
    
    /* Dedicated Brand Extracted Tones from Identity Assets */
    --brand-purple-deep: #928bf1;
    --brand-teal-deep: #00beba;
    --brand-charcoal: #2A3133;
}

/* --- Base Structural Refinements --- */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Plus Jakarta Sans', sans-serif;
    color: var(--color-dark);
    background-color: var(--color-white);
    line-height: 1.65;
    overflow-x: hidden;
}

.container {
    width: 100%;
    max-width: 1240px;
    margin: 0 auto;
    padding: 0 32px;
}

.section-padding {
    padding: 100px 0;
}

.border-bottom { border-bottom: 1px solid var(--color-light); }
.border-top { border-top: 1px solid var(--color-light); }
.margin-top-60 { margin-top: 60px; }
.text-center { text-align: center; }
.max-600 { max-width: 600px; margin: 0 auto; }
.flex-center { display: flex; justify-content: center; align-items: center; }

/* Text Color Utility Links */
.text-teal { color: var(--color-teal); }
.text-teal-accent { color: #5ef3ef; }
.text-coral { color: var(--color-coral); }
.text-purple { color: #8476ff; }
.text-yellow { color: var(--color-yellow); }
.text-white { color: var(--color-white); }
.text-light-muted { color: rgba(255, 255, 255, 0.85); }

/* Section Identifier Badges */
.section-tag {
    display: inline-block;
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 16px;
}

/* --- Top Utility Banner --- */
.utility-bar {
    background-color: var(--color-dark);
    color: var(--color-light);
    font-size: 0.8rem;
    padding: 12px 0;
    border-bottom: 1px solid var(--color-muted);
}

.utility-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.preview-tag {
    color: var(--color-yellow);
    font-weight: 600;
    letter-spacing: 0.5px;
}

/* --- Navigation Navbar --- */
.navbar {
    background-color: var(--color-white);
    border-bottom: 1px solid var(--color-light);
    height: 90px;
    display: flex;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 4px 20px rgba(0,0,0,0.02);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-wrapper {
    display: flex;
    align-items: center;
}

.brand-logo {
    height: 48px;
    object-fit: contain;
}

.nav-status {
    font-weight: 600;
    font-size: 0.85rem;
    color: var(--color-muted);
    display: flex;
    align-items: center;
    gap: 8px;
    background: var(--color-bg-subtle);
    padding: 6px 14px;
    border-radius: 20px;
    border: 1px solid var(--color-light);
}

.status-dot {
    width: 8px;
    height: 8px;
    background-color: var(--color-coral);
    border-radius: 50%;
    display: inline-block;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { opacity: 0.4; }
    50% { opacity: 1; }
    100% { opacity: 0.4; }
}

/* --- Combined Hero Split Layout (Row Implementation) --- */
.panel-hero-split {
    padding: 80px 0;
}

.brand-bg-purple {
    /*background-color: #F3F1FF;*/
    background-color: #F6F9FA;
}

.split-hero-container {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 48px;
    align-items: center;
}

.hero-text-side h1 {
    font-size: 3.2rem;
    line-height: 1.15;
    font-weight: 700;
    letter-spacing: -1.5px;
    margin-bottom: 24px;
}

.hero-text-side .announcement-lead {
    font-size: 1.2rem;
    color: var(--color-muted);
    line-height: 1.65;
}

.email-capture-box {
    background: var(--color-white);
    padding: 32px;
    border-radius: 12px;
    border: 1px solid rgba(146, 139, 241, 0.25);
    box-shadow: 0 15px 40px rgba(146, 139, 241, 0.08);
    width: 100%;
}

.email-input {
    width: 100%;
    padding: 16px 20px;
    border: 2px solid var(--color-light);
    border-radius: 8px;
    font-family: inherit;
    font-size: 1rem;
    color: var(--color-dark);
    outline: none;
    transition: border-color 0.2s ease;
}

.email-input:focus {
    border-color: var(--brand-teal-deep);
}

.btn-subscribe {
    /*background-color: var(--brand-charcoal);*/
    background-color: #FF7675;
    color: var(--color-white);
    border: none;
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: 8px;
    cursor: pointer;
    transition: background-color 0.2s ease, color 0.2s ease;
    white-space: nowrap;
}

.btn-subscribe:hover {
    background-color: var(--brand-purple-deep);
    color: var(--color-white);
}

/* --- Panel 3: Responsive 3D Perspective Desktop Layout View --- */
.panel-perspective-viewport {
    background: linear-gradient(180deg, rgba(255,255,255,1) 0%, rgba(248,250,252,0.6) 100%);
    padding: 20px 0 100px 0;
    width: 100%;
    overflow: hidden;
}

.perspective-stage {
    perspective: 1600px;
    width: 100%;
    max-width: 900px;
    margin: 0 auto;
}

.computer-monitor {
    width: 100%;
    max-width: 100%;
    background: #0d1216;
    padding: 14px;
    border-radius: 14px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    position: relative;
    
    transform: rotateX(14deg) rotateY(-18deg) rotateZ(4deg);
    transform-style: preserve-3d;
    
    box-shadow: 
        -20px 35px 45px rgba(0, 0, 0, 0.18),
        -45px 65px 85px rgba(0, 0, 0, 0.12),
        inset 0 1px 2px rgba(255, 255, 255, 0.2);
        
    transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.6s ease;
}

.screen-glare {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(255,255,255,0.08) 0%, rgba(255,255,255,0) 55%);
    z-index: 5;
    pointer-events: none;
    border-radius: 8px;
}

.computer-monitor:hover {
    transform: rotateX(8deg) rotateY(-10deg) rotateZ(1deg) translateY(-10px);
    box-shadow: 
        -25px 45px 60px rgba(0, 0, 0, 0.24),
        -55px 80px 110px rgba(0, 0, 0, 0.16);
}

.mockup-screen-img {
    width: 100%;
    max-width: 100%;
    height: auto;
    display: block;
    border-radius: 6px;
    box-shadow: 0 0 15px rgba(0, 0, 0, 0.5);
}

/* --- Global Split Intro Header Block / Challenge Background --- */
.brand-bg-challenge {
    background: linear-gradient(135deg, #1d2426 0%, var(--brand-charcoal) 100%);
    border-top: none !important;
    border-bottom: none !important;
}

.split-intro {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: flex-start;
}

.intro-left h2 {
    font-size: 2.5rem;
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.5px;
}

.intro-right p {
    font-size: 1.15rem;
    color: var(--color-white);
}

/* --- Core Feature Layout Matrix --- */
.bg-light { background-color: var(--color-bg-subtle); }
.center-title h2 { font-size: 2.5rem; margin-bottom: 16px; font-weight: 700; }
.center-title p { color: var(--color-muted); font-size: 1.1rem; }

.grid-5-pillars {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
}

.sol-feature-card {
    background-color: var(--color-white);
    border-radius: 8px;
    padding: 28px;
    position: relative;
    border: 1px solid var(--color-light);
    box-shadow: 0 4px 15px rgba(0,0,0,0.01);
}

.sol-stripe { height: 4px; width: 100%; position: absolute; top: 0; left: 0; border-radius: 8px 8px 0 0; }
.sol-feature-card h4 { font-size: 1.15rem; margin-bottom: 12px; font-weight: 700; }
.sol-feature-card p { color: var(--color-muted); font-size: 0.9rem; line-height: 1.6; }

.bg-teal { background-color: var(--color-teal); }
.bg-purple { background-color: var(--color-purple); }
.bg-coral { background-color: var(--color-coral); }
.bg-yellow { background-color: var(--color-yellow); }
.bg-dark { background-color: var(--color-dark); }

/* --- Footer Area --- */
footer {
    background-color: #1e2223;
    padding: 40px 0;
    border-top: 1px solid var(--color-light);
}

.footer-bottom { 
    display: flex; 
    justify-content: space-between;
    align-items: center;
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.5);
}

/* --- Responsive Adaptations --- */
@media (max-width: 992px) {
    .split-hero-container {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    .hero-text-side h1 {
        font-size: 2.6rem;
    }
    .split-intro {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    .computer-monitor {
        transform: none !important;
        max-width: 100%;
    }
}

/* --- Multi-Field Form Layout Adaptations (Vertical Stack) --- */
.multi-field-group {
    display: flex;
    flex-direction: column;
    gap: 16px;
    width: 100%;
}

.multi-field-group .email-input {
    width: 100%;
    display: block;
}

.full-width-btn {
    width: 100%;
    padding: 16px 0 !important;
    text-align: center;
}

/* Milestone 13: corporate inquiry form feedback */
.inquiry-form-message {
    margin: 10px 0 0;
    min-height: 1.4em;
    font-size: 0.9rem;
    line-height: 1.45;
}

.inquiry-form-message.is-success {
    color: #d7fff5;
}

.inquiry-form-message.is-error {
    color: #ffd7d7;
}

.btn-subscribe:disabled {
    opacity: 0.7;
    cursor: wait;
}