/* 
   Yield Process Consulting - Premium Design System
   Aesthetic: McKinsey / Editorial Consultant
*/

:root {
    --navy: #0A192F;
    --navy-light: #1D2D44;
    --accent: #3E5C76;
    --warm-white: #FCFAFA;
    --stone: #F2F0EF;
    --charcoal: #333333;
    --muted: #666666;
    --border: rgba(10, 25, 47, 0.1);
    --radius: 4px; /* Understated, less "bubbly" than tech sites */
    --transition: all 0.5s cubic-bezier(0.16, 1, 0.3, 1);
    --font-serif: 'Playfair Display', serif;
    --font-sans: 'Inter', sans-serif;
}

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

body {
    background-color: var(--warm-white);
    color: var(--charcoal);
    font-family: var(--font-sans);
    font-size: 18px;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 30px;
}

.container-narrow {
    max-width: 800px;
}

/* Typography */
h1, h2, h3, .logo {
    font-family: var(--font-serif);
    color: var(--navy);
    font-weight: 700;
}

h1 {
    font-size: clamp(2.5rem, 6vw, 4rem);
    line-height: 1.1;
    margin-bottom: 1.5rem;
}

h2 {
    font-size: clamp(2rem, 4vw, 2.8rem);
    margin-bottom: 1rem;
}

p {
    margin-bottom: 1.5rem;
    font-weight: 300;
    color: var(--charcoal);
}

.lead {
    font-size: 1.4rem;
    color: var(--muted);
    max-width: 700px;
}

.sub-label {
    display: block;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--accent);
    margin-bottom: 1rem;
    font-family: var(--font-sans);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 16px 32px;
    font-size: 0.95rem;
    font-weight: 500;
    text-decoration: none;
    border-radius: var(--radius);
    transition: var(--transition);
    cursor: pointer;
    font-family: var(--font-sans);
    border: none;
}

.btn-primary {
    background-color: #0A192F;
    color: #ffffff !important;
}

.btn-primary:hover {
    background-color: var(--accent);
    transform: translateY(-2px);
}

.btn-secondary {
    background-color: transparent;
    color: var(--navy);
    border: 1px solid var(--navy);
}

.btn-secondary:hover {
    background-color: var(--stone);
}

/* Navbar */
.navbar {
    padding: 30px 0;
    position: sticky;
    top: 0;
    background: rgba(252, 250, 250, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid var(--border);
}

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

.logo {
    font-size: 1.8rem;
    text-decoration: none;
}

.logo span {
    color: var(--accent);
}

.nav-links {
    display: flex;
    list-style: none;
    align-items: center;
    gap: 40px;
}

.nav-links a {
    text-decoration: none;
    color: var(--navy);
    font-size: 0.95rem;
    font-weight: 500;
    transition: var(--transition);
}

.nav-links a:hover, .nav-links a.active {
    color: var(--accent);
}

/* Hero */
.hero {
    padding: 120px 0 80px;
}

.hero-inner {
    max-width: 900px;
}

.hero-actions {
    display: flex;
    gap: 20px;
    margin: 40px 0;
}

.trust-badge {
    font-size: 0.9rem;
    color: var(--muted);
    border-left: 2px solid var(--accent);
    padding-left: 15px;
}

/* Sections */
.section {
    padding: 100px 0;
}

.grey-bg {
    background-color: var(--stone);
}

.section-header {
    margin-bottom: 60px;
    max-width: 700px;
}

/* Grid System */
.grid {
    display: grid;
    gap: 40px;
}

.grid-3 {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

/* Cards */
.service-card {
    padding: 40px;
    background: white;
    border: 1px solid var(--border);
    transition: var(--transition);
}

.service-card:hover {
    border-color: var(--navy);
}

.sc-icon {
    margin-bottom: 20px;
    color: var(--accent);
}

/* Workflow Diagrams */
.workflow-comparison {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    background: white;
    padding: 60px;
    border: 1px solid var(--border);
}

.wf-column {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 15px;
    align-items: center;
}

.wf-label {
    font-size: 0.75rem;
    text-transform: uppercase;
    font-weight: 700;
    letter-spacing: 0.1em;
    margin-bottom: 20px;
    color: var(--muted);
}

.label-alt {
    color: var(--accent);
}

.wf-box {
    width: 100%;
    padding: 20px;
    background: var(--stone);
    border: 1px solid var(--border);
    text-align: center;
    font-size: 0.9rem;
}

.box-active {
    background: var(--navy);
    color: white;
    border: none;
}

.wf-arrow {
    color: var(--accent);
    font-weight: 700;
}

.wf-middle {
    font-size: 2rem;
    color: var(--border);
}

/* Industry Cards */
.industry-card {
    padding: 30px;
    background: white;
    border-bottom: 3px solid var(--border);
    transition: var(--transition);
}

.industry-card:hover {
    border-bottom-color: var(--navy);
    transform: translateY(-5px);
}

.ind-tag {
    display: inline-block;
    background: var(--stone);
    padding: 4px 12px;
    font-size: 0.7rem;
    text-transform: uppercase;
    font-weight: 700;
    margin-bottom: 15px;
}

.ind-outcome {
    margin-top: 15px;
    padding-top: 15px;
    border-top: 1px solid var(--border);
    font-weight: 600;
    color: var(--navy);
    font-size: 0.9rem;
}

/* About Page */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 80px;
    align-items: center;
}

.img-placeholder {
    width: 100%;
    aspect-ratio: 4/5;
    background: var(--stone);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--muted);
    font-style: italic;
    border: 1px solid var(--border);
}

.about-list {
    list-style: none;
    margin-top: 30px;
}

.about-list li {
    margin-bottom: 15px;
    position: relative;
    padding-left: 25px;
}

.about-list li::before {
    content: "—";
    position: absolute;
    left: 0;
    color: var(--accent);
}

/* Contact Form */
.contact-form {
    background: white;
    padding: 60px;
    border: 1px solid var(--border);
}

.form-group {
    margin-bottom: 25px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 25px;
}

label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 10px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

input, select, textarea {
    width: 100%;
    padding: 15px;
    border: 1px solid var(--border);
    font-family: var(--font-sans);
    font-size: 1rem;
    outline: none;
    transition: var(--transition);
}

input:focus, textarea:focus {
    border-color: var(--navy);
}

/* CTA Banner */
.cta-banner {
    padding: 80px;
    background: var(--navy);
    color: white;
    text-align: center;
    border-radius: var(--radius);
}

.cta-banner h2 {
    color: white;
    margin-bottom: 20px;
}

.cta-banner p {
    color: rgba(255,255,255,0.7);
    max-width: 600px;
    margin: 0 auto 40px;
}

/* Editorial Layouts */
.editorial-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
    margin-bottom: 100px;
}

.editorial-row.reverse {
    direction: rtl;
}

.editorial-row.reverse .editorial-text {
    direction: ltr;
}

/* Footer */
.footer {
    padding: 80px 0 40px;
    border-top: 1px solid var(--border);
}

.footer-top {
    display: flex;
    justify-content: space-between;
    margin-bottom: 60px;
}

.footer-nav {
    display: flex;
    gap: 80px;
}

.fn-col h4 {
    margin-bottom: 20px;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.fn-col a {
    display: block;
    text-decoration: none;
    color: var(--muted);
    margin-bottom: 10px;
    font-size: 0.9rem;
}

.footer-bottom {
    padding-top: 40px;
    border-top: 1px solid var(--border);
    text-align: center;
    font-size: 0.8rem;
    color: var(--muted);
}

/* Reveal Animations */
.reveal {
    opacity: 1;
    transform: translateY(0);
    transition: all 0.8s ease-out;
}

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

.animate-up {
    animation: fadeInUp 1s ease forwards;
}

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

/* Mobile Responsiveness */
@media (max-width: 992px) {
    .editorial-row, .about-grid, .workflow-comparison {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    .workflow-comparison {
        flex-direction: column;
    }
    .wf-middle { transform: rotate(90deg); }
}
/* CTA Banner Button */
.cta-banner .btn-primary {
    background-color: white;
    color: var(--navy) !important;
}

.cta-banner .btn-primary:hover {
    background-color: var(--stone);
    color: var(--navy) !important;
}


/* Page Headers */
.page-header {
    padding: 120px 0 60px;
    background: var(--warm-white);
}

.page-header h1 {
    max-width: 900px;
}

.page-header .lead {
    margin-top:20px;
}


/* Brand Styling - Used in Header and Footer */

.brand {
    display:flex;
    flex-direction:column;
    align-items:flex-start;
}


.brand-tagline {
    margin-top:6px;
    margin-bottom:0;
    font-size:0.58rem;
    letter-spacing:0.18em;
    line-height:1.2;
    text-transform:uppercase;
    font-weight:600;
    color:var(--accent);
}


/* Process Automation Video */

.video-container {
    max-width:1000px;
    margin:0 auto;
    background:white;
    padding:20px;
    border:1px solid var(--border);
}


.video-container video {
    width:100%;
    height:auto;
    display:block;
}


/* Footer */

.footer {
    padding:80px 0 40px;
    border-top:1px solid var(--border);
}


.footer-top {
    display:flex;
    justify-content:space-between;
    margin-bottom:60px;
}


.footer-nav {
    display:flex;
    gap:80px;
}


.fn-col h4 {
    margin-bottom:20px;
    font-size:0.9rem;
    text-transform:uppercase;
    letter-spacing:0.1em;
}


.fn-col a {
    display:block;
    text-decoration:none;
    color:var(--muted);
    margin-bottom:10px;
    font-size:0.9rem;
}


.fn-col a:hover {
    color:var(--navy);
}


.footer-bottom {
    padding-top:40px;
    border-top:1px solid var(--border);
    text-align:center;
    font-size:0.8rem;
    color:var(--muted);
}


/* Mobile Footer */

@media (max-width:768px) {

    .footer-top {
        flex-direction:column;
        gap:40px;
    }


    .footer-nav {
        flex-direction:column;
        gap:30px;
    }

}
.hidden {
    display: none;
}/* =====================================
   Mobile Improvements
===================================== */

@media (max-width: 768px) {


    body {
        font-size: 16px;
    }


    .container {
        padding: 0 20px;
    }


    /* Navigation */

    .navbar {
        padding: 20px 0;
    }


    .logo {
        font-size: 1.6rem;
    }


    .brand-tagline {
        font-size: 0.5rem;
    }


    .nav-links {
        display: none;
        flex-direction: column;
        gap: 20px;
        width: 100%;
        margin-top: 30px;
    }


    .nav-links.mobile-open {
        display: flex;
    }


    .mobile-toggle {
        display: block;
    }


    /* Headers */

    h1 {
        font-size: 2.2rem;
    }


    h2 {
        font-size: 1.8rem;
    }


    .page-header {
        padding: 70px 0 40px;
    }


    .hero {
        padding: 70px 0 50px;
    }


    /* Sections */

    .section {
        padding: 60px 0;
    }


    .section-header {
        margin-bottom: 40px;
    }


    /* Buttons */

    .btn {
        width: 100%;
        text-align: center;
        padding: 14px 20px;
    }


    .hero-actions {
        flex-direction: column;
        gap: 15px;
    }


    /* Forms */

    .contact-form {
        padding: 30px 20px;
    }


    .form-row {
        grid-template-columns: 1fr;
    }


    /* Workflow diagrams */

    .workflow-comparison {
        padding: 30px 20px;
    }


    /* Editorial sections */

    .editorial-row {
        grid-template-columns: 1fr;
        gap: 30px;
        margin-bottom: 60px;
    }


    /* Footer */

    .footer {
        padding: 50px 0 30px;
    }


    .footer-top {
        flex-direction: column;
        gap: 40px;
    }


    .footer-nav {
        flex-direction: column;
        gap: 30px;
    }

}