/* 
 * PowerCom Software Solutions Style Sheet
 * Aligned with DESIGN_SYSTEM.md 
 */

@import url('https://fonts.googleapis.com/css2?family=Instrument+Serif:ital@0;1&family=JetBrains+Mono:wght@400;500;700&family=Onest:wght@300;400;500;600;700&display=swap');

:root {
    --bg: #fdfdfb;
    --bg-panel: #f9f9f6;
    --ink: #0f1115;
    --ink-secondary: #5a5851;
    --ink-tertiary: #8b8980;
    --line: rgba(15, 17, 21, 0.08);
    --accent-amber: #f59e0b; /* Solar */
    --accent-blue: #38bdf8;  /* Software Systems */
    --accent-emerald: #10b981; /* BFP/FDAS */
    --accent: var(--accent-blue); /* Default Software Accent */
    
    --font-heading: 'Onest', sans-serif;
    --font-serif: 'Instrument Serif', serif;
    --font-mono: 'JetBrains Mono', monospace;
    --font-body: 'Onest', sans-serif;
}

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

html, body {
    background-color: var(--bg);
    color: var(--ink);
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    overflow-x: hidden;
    width: 100%;
}

/* Faint Blueprint background grid */
body {
    background-image: 
        linear-gradient(var(--line) 1px, transparent 1px),
        linear-gradient(90deg, var(--line) 1px, transparent 1px);
    background-size: 24px 24px;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Paper Grain Overlay */
.paper-grain {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    opacity: 0.022;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
    pointer-events: none;
    z-index: 9999;
}

/* Layout Containers */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 32px;
}

/* Typography elements */
.serif-title {
    font-family: var(--font-serif);
    font-style: italic;
    font-weight: 400;
}

/* Navigation Header */
.header-v2 {
    border-bottom: 1px solid var(--line);
    background-color: rgba(253, 253, 251, 0.85);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    position: sticky;
    top: 0;
    z-index: 100;
    height: 75px;
    display: flex;
    align-items: center;
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.logo {
    display: flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-heading);
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--ink);
    letter-spacing: -0.5px;
    text-decoration: none;
}

.logo-icon {
    width: 36px;
    height: 36px;
    flex-shrink: 0;
}

.logo-img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    mix-blend-mode: multiply;
}

.logo-serif {
    font-family: var(--font-serif);
    font-style: italic;
    font-weight: 400;
    font-size: 1.55rem;
    margin-left: 2px;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-link-item {
    font-family: var(--font-heading);
    font-size: 0.88rem;
    font-weight: 550;
    color: var(--ink-secondary);
    text-decoration: none;
    transition: color 0.2s ease;
}

.nav-link-item:hover {
    color: var(--ink);
}

.nav-btn {
    font-family: var(--font-heading);
    font-size: 0.82rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--ink);
    text-decoration: none;
    border: 1px solid var(--line);
    padding: 10px 20px;
    border-radius: 4px;
    transition: background-color 0.2s ease, border-color 0.2s ease;
}

.nav-btn:hover {
    background-color: var(--ink);
    color: var(--bg);
    border-color: var(--ink);
}

/* Status Chip */
.status-chip {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-mono);
    font-size: 0.68rem;
    color: var(--ink-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    background-color: transparent;
    border: 1px solid var(--line);
    padding: 5px 12px;
    border-radius: 4px;
}

.pulse-dot {
    width: 6px;
    height: 6px;
    background-color: var(--accent);
    border-radius: 50%;
    animation: pulse-active 2s infinite;
}

@keyframes pulse-active {
    0% { transform: scale(0.9); opacity: 0.6; }
    50% { transform: scale(1.15); opacity: 1; }
    100% { transform: scale(0.9); opacity: 0.6; }
}

/* Split Portal Home Layout */
.portal-wrapper {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.portal-header {
    text-align: center;
    padding: 60px 0 40px 0;
}

.portal-title {
    font-family: var(--font-heading);
    font-size: 2.75rem;
    font-weight: 600;
    line-height: 1.1;
    letter-spacing: -1.5px;
    margin-bottom: 12px;
}

.portal-subtitle {
    font-size: 1.05rem;
    color: var(--ink-secondary);
    max-width: 600px;
    margin: 0 auto 20px auto;
}

.portal-split-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    border-top: 1px solid var(--line);
    flex: 1;
}

.portal-panel {
    padding: 60px 40px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: background-color 0.3s ease;
    text-decoration: none;
    color: var(--ink);
    position: relative;
}

.portal-panel:first-child {
    border-right: 1px solid var(--line);
}

.portal-panel:hover {
    background-color: rgba(15, 17, 21, 0.015);
}

.panel-tag {
    font-family: var(--font-mono);
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    color: var(--ink-tertiary);
    margin-bottom: 24px;
}

.panel-title {
    font-family: var(--font-heading);
    font-size: 2.25rem;
    font-weight: 600;
    line-height: 1.1;
    letter-spacing: -1px;
    margin-bottom: 16px;
}

.panel-desc {
    font-size: 0.98rem;
    color: var(--ink-secondary);
    line-height: 1.6;
    margin-bottom: 40px;
    max-width: 440px;
}

.panel-bullets {
    margin-bottom: 40px;
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.panel-bullets li {
    font-size: 0.88rem;
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--ink-secondary);
}

.panel-bullets li::before {
    content: "→";
    color: var(--accent);
    font-weight: bold;
}

.panel-cta {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    font-family: var(--font-heading);
    font-size: 0.9rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--ink);
    margin-top: auto;
}

.panel-cta .cta-arrow {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    background-color: var(--line);
    border-radius: 50%;
    font-size: 0.78rem;
    transition: transform 0.3s ease;
    flex-shrink: 0;
}

.portal-panel:hover .cta-arrow {
    transform: translateX(4px);
    background-color: var(--ink);
    color: var(--bg);
}

/* Landing Page Layouts */
.landing-hero {
    padding: 100px 0;
    border-bottom: 1px solid var(--line);
}

.landing-grid {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 80px;
    align-items: center;
}

.landing-title {
    font-family: var(--font-heading);
    font-size: 3.5rem;
    font-weight: 600;
    line-height: 1.05;
    letter-spacing: -2px;
    margin-bottom: 24px;
}

.landing-subtitle {
    font-size: 1.15rem;
    color: var(--ink-secondary);
    line-height: 1.6;
    margin-bottom: 36px;
}

/* Buttons */
.btn-group {
    display: flex;
    gap: 16px;
    align-items: center;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-heading);
    font-size: 0.9rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: 99px;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    cursor: pointer;
}

.btn-primary {
    background-color: var(--ink);
    color: var(--bg);
    padding: 16px 32px;
    gap: 12px;
    box-shadow: 0 10px 24px -8px rgba(15, 17, 21, 0.3);
}

.btn-primary .arrow {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 20px;
    height: 20px;
    background-color: rgba(255, 255, 255, 0.15);
    border-radius: 50%;
    font-size: 0.85rem;
    transition: transform 0.3s ease;
    flex-shrink: 0;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 16px 32px -8px rgba(15, 17, 21, 0.4);
}

.btn-primary:hover .arrow {
    transform: translateX(3px);
}

.btn-secondary {
    background-color: transparent;
    color: var(--ink);
    border: 1px solid var(--line);
    padding: 15px 30px;
}

.btn-secondary:hover {
    background-color: rgba(15, 17, 21, 0.02);
}

/* Feature/Visual Components */
.visual-box {
    background-color: var(--bg-panel);
    border: 1px solid var(--line);
    border-radius: 12px;
    padding: 30px;
    position: relative;
}

/* Mock Register Component (SME Operations) */
.mock-register {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--ink-secondary);
}

.register-header {
    border-bottom: 1px dashed var(--line);
    padding-bottom: 12px;
    margin-bottom: 16px;
    display: flex;
    justify-content: space-between;
    font-weight: 700;
}

.register-items {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 16px;
}

.register-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.stock-indicator {
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 0.65rem;
    font-weight: bold;
}

.stock-ok {
    background-color: rgba(16, 185, 129, 0.1);
    color: var(--accent-emerald);
}

.stock-low {
    background-color: rgba(245, 158, 11, 0.1);
    color: var(--accent-amber);
    animation: flash-slow 1.5s infinite;
}

@keyframes flash-slow {
    0% { opacity: 0.7; }
    50% { opacity: 1; }
    100% { opacity: 0.7; }
}

.register-totals {
    border-top: 1px solid var(--line);
    padding-top: 12px;
    display: flex;
    justify-content: space-between;
    font-weight: bold;
    color: var(--ink);
}

/* Blueprint Architecture Schematic (Enterprise Integration) */
.blueprint-box {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--ink-secondary);
    background-color: #f3f3f0;
    border: 1px dashed var(--line);
    border-radius: 8px;
    padding: 24px;
    overflow-x: auto;
    white-space: pre;
    line-height: 1.4;
}

.blueprint-title {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    font-weight: bold;
    color: var(--ink-tertiary);
    margin-bottom: 12px;
    text-transform: uppercase;
}

/* Feature grid block */
.features-section {
    padding: 100px 0;
    border-bottom: 1px solid var(--line);
}

.section-heading {
    margin-bottom: 50px;
}

.section-title {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 600;
    letter-spacing: -1px;
    margin-bottom: 12px;
}

.section-subtitle {
    font-size: 1.02rem;
    color: var(--ink-secondary);
    max-width: 600px;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 30px;
}

.feature-card {
    background-color: var(--bg-panel);
    border: 1px solid var(--line);
    border-radius: 8px;
    padding: 30px;
    transition: transform 0.2s ease;
}

.feature-card:hover {
    transform: translateY(-2px);
}

.feature-num {
    font-family: var(--font-mono);
    font-size: 0.68rem;
    font-weight: 700;
    color: var(--accent);
    margin-bottom: 16px;
    display: block;
}

.feature-title {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 10px;
}

.feature-desc {
    font-size: 0.88rem;
    color: var(--ink-secondary);
    line-height: 1.5;
}

/* Details Section with specs */
.details-section {
    padding: 100px 0;
    border-bottom: 1px solid var(--line);
}

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

.spec-table-v2 {
    display: flex;
    flex-direction: column;
    border: 1px solid var(--line);
    border-radius: 6px;
    overflow: hidden;
}

.spec-row-v2 {
    display: grid;
    grid-template-columns: 200px 1fr;
    border-bottom: 1px dashed var(--line);
    background-color: var(--bg-panel);
}

.spec-row-v2:last-child {
    border-bottom: none;
}

.spec-label-v2 {
    padding: 16px 20px;
    font-family: var(--font-mono);
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-right: 1px dashed var(--line);
    display: flex;
    align-items: center;
}

.spec-val-v2 {
    padding: 16px 20px;
    font-size: 0.88rem;
    color: var(--ink-secondary);
}

/* Intake Consultation Form */
.contact-section {
    padding: 100px 0;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.1fr;
    gap: 80px;
    align-items: start;
}

.contact-h2 {
    font-family: var(--font-heading);
    font-size: 3rem;
    font-weight: 600;
    line-height: 1.05;
    letter-spacing: -1.5px;
    margin-bottom: 20px;
}

.contact-p {
    font-size: 1.1rem;
    color: var(--ink-secondary);
    line-height: 1.6;
    margin-bottom: 45px;
}

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

.contact-info-item {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.info-label {
    font-size: 0.72rem;
    font-weight: 600;
    color: var(--ink-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.info-val {
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--ink);
    text-decoration: none;
    transition: color 0.2s ease;
}

.audit-form {
    background-color: #fdfdfb;
    border: 1px solid var(--line);
    padding: 40px;
    border-radius: 16px;
    width: 100%;
    box-sizing: border-box;
}

.form-row {
    margin-bottom: 24px;
}

.form-field {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-field label {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--ink);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.form-field input, .form-field select, .form-field textarea {
    background-color: transparent;
    border: 1px solid var(--line);
    color: var(--ink);
    padding: 12px 16px;
    border-radius: 8px;
    font-family: var(--font-body);
    font-size: 0.95rem;
    outline: none;
    transition: border-color 0.2s ease;
    width: 100%;
    box-sizing: border-box;
}

.form-field input:focus, .form-field select:focus, .form-field textarea:focus {
    border-color: var(--ink);
}

.submit-btn {
    background-color: var(--ink);
    color: var(--bg);
    border: none;
    padding: 16px;
    border-radius: 99px;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    width: 100%;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.submit-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 10px 24px -8px rgba(15, 17, 21, 0.3);
}

/* Footer Section */
.footer-v2 {
    border-top: 1px solid var(--line);
    background-color: var(--bg-panel);
    padding: 60px 0;
    margin-top: auto;
}

.footer-grid-v2 {
    display: flex;
    justify-content: space-between;
    align-items: start;
    flex-wrap: wrap;
    gap: 40px;
}

.footer-brand-col {
    max-width: 320px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.copyright {
    font-size: 0.78rem;
    color: var(--ink-secondary);
}

.footer-meta-text {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    color: var(--ink-tertiary);
    text-transform: uppercase;
}

.footer-links-col {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-col-title {
    font-family: var(--font-mono);
    font-size: 0.68rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--ink-tertiary);
    margin-bottom: 4px;
}

.footer-link-item {
    font-size: 0.84rem;
    color: var(--ink-secondary);
    text-decoration: none;
    transition: color 0.2s ease;
}

.footer-link-item:hover {
    color: var(--ink);
}

/* Floating Bottom Navigation (Thumb-First Rule) */
.mobile-bottom-nav {
    display: none;
    position: fixed;
    bottom: 24px;
    left: 50%;
    transform: translateX(-50%);
    background-color: rgba(253, 253, 251, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--line);
    padding: 10px 24px;
    border-radius: 99px;
    box-shadow: 0 12px 32px -12px rgba(15, 17, 21, 0.25);
    z-index: 1000;
    align-items: center;
    gap: 28px;
}

.mob-nav-link {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    text-decoration: none;
    color: var(--ink-secondary);
    transition: color 0.2s ease;
}

.mob-nav-link svg {
    width: 20px;
    height: 20px;
    stroke-width: 1.5;
}

.mob-nav-link span {
    font-size: 0.62rem;
    font-family: var(--font-heading);
    font-weight: 600;
}

.mob-nav-link:hover {
    color: var(--ink);
}

.mob-nav-btn {
    color: var(--accent);
    font-weight: 600;
}

/* Responsive Overrides */
@media (max-width: 1024px) {
    .landing-grid, .contact-grid {
        grid-template-columns: 1fr;
        gap: 50px;
    }
    
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    html, body {
        overflow-x: hidden;
        width: 100%;
    }
    
    .header-v2 {
        height: 65px;
    }
    
    .nav-links {
        display: none;
    }
    
    .mobile-bottom-nav {
        display: flex;
    }
    
    .portal-split-grid {
        grid-template-columns: 1fr;
    }
    
    .portal-panel {
        border-right: none !important;
        border-bottom: 1px solid var(--line);
        padding: 45px 24px;
    }
    
    .portal-panel:last-child {
        border-bottom: none;
    }
    
    .landing-hero {
        padding: 60px 0;
    }
    
    .landing-title {
        font-size: 2.5rem;
    }
    
    .features-section, .details-section, .contact-section {
        padding: 60px 0;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .details-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .contact-h2 {
        font-size: 2.25rem;
    }
    
    .contact-p {
        font-size: 0.95rem;
        margin-bottom: 30px;
        word-break: break-word;
    }
    
    .info-val {
        font-size: 0.92rem;
        word-break: break-word;
    }
    
    .audit-form {
        padding: 24px 20px;
    }
    
    .footer-v2 {
        padding-bottom: 95px; /* Clear space for bottom nav */
    }
    
    .footer-grid-v2 {
        flex-direction: column;
        align-items: center;
        text-align: center;
        gap: 30px;
    }
    
    .footer-brand-col {
        align-items: center;
    }
    
    .footer-brand-col .logo {
        justify-content: center;
    }
    
    /* Prevent iOS viewport zoom on form input focus */
    .form-field input, .form-field select, .form-field textarea {
        font-size: 16px !important;
    }
}

@media (max-width: 580px) {
    .spec-row-v2 {
        grid-template-columns: 1fr;
    }
    
    .spec-label-v2 {
        border-right: none;
        border-bottom: 1px dashed var(--line);
        padding: 12px 20px;
    }
    
    .spec-val-v2 {
        padding: 12px 20px;
    }
}

/* Enterprise Data Integration Blueprint Styles */
.ecosystem-blueprint-card {
    background-color: var(--bg);
    border: 1px solid var(--line);
    border-radius: 8px;
    padding: 24px;
    box-shadow: 0 4px 20px rgba(15, 17, 21, 0.02);
}

.blueprint-header {
    display: flex;
    justify-content: space-between;
    font-family: var(--font-mono);
    font-size: 0.65rem;
    color: var(--ink-secondary);
    border-bottom: 1px dashed var(--line);
    padding-bottom: 12px;
    margin-bottom: 16px;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

.ecosystem-ascii {
    font-family: var(--font-mono), 'Courier New', Courier, monospace;
    font-size: 0.72rem;
    line-height: 1.45;
    color: var(--ink);
    overflow-x: auto;
    margin: 0 auto;
    width: fit-content;
    white-space: pre;
    text-align: left;
    letter-spacing: 0px;
    font-variant-ligatures: none;
    -webkit-font-smoothing: antialiased;
}

/* Split icon transition and box styles */
.sol-icon-box {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background-color: var(--bg);
    border: 1px solid var(--line);
    flex-shrink: 0;
    margin-bottom: 24px;
    transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.3s ease, box-shadow 0.3s ease;
}

.sol-icon-svg {
    width: 34px;
    height: 34px;
    color: var(--accent-amber);
    transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.sol-icon-svg.svg-blue {
    color: var(--accent-blue);
}

.sol-icon-svg.svg-emerald {
    color: #10b981;
}

/* Hover micro-animations */
.portal-panel:hover .sol-icon-box {
    transform: scale(1.08);
    border-color: var(--ink);
    box-shadow: 0 6px 16px rgba(15, 17, 21, 0.06);
}

.portal-panel:hover .sol-icon-svg {
    transform: rotate(5deg);
}