/* ===== CSS VARIABLES ===== */
:root {
    --midnight-navy: #0A1A2F;
    --graphite-charcoal: #2B2F36;
    --pure-white: #FFFFFF;
    --electric-blue: #2F71FF;
    --silver-gray: #C7CCD4;
    --dark-overlay: rgba(10, 26, 47, 0.95);

    --font-heading: 'Poppins', sans-serif;
    --font-body: 'Inter', sans-serif;

    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    --spacing-xxl: 8rem;
}

/* ===== RESET & BASE ===== */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 5rem;
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    background-color: var(--midnight-navy);
    color: var(--pure-white);
    line-height: 1.7;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 600;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

h1 { font-size: clamp(2.5rem, 5vw, 4rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.25rem, 2vw, 1.5rem); }

p {
    color: var(--silver-gray);
    font-weight: 300;
}

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

section {
    padding: var(--spacing-xxl) 0;
}

/* ===== GEOMETRIC BACKGROUND ===== */
.geo-pattern {
    position: absolute;
    pointer-events: none;
    opacity: 0.03;
}

.geo-pattern-1 {
    top: 10%;
    right: -5%;
    width: 600px;
    height: 600px;
    border: 2px solid var(--pure-white);
    transform: rotate(45deg);
}

.geo-pattern-2 {
    bottom: 20%;
    left: -10%;
    width: 400px;
    height: 400px;
    border: 2px solid var(--electric-blue);
    transform: rotate(30deg);
}

/* ===== NAVIGATION ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: var(--spacing-sm) 0;
    background: transparent;
    transition: all 0.4s ease;
}

.navbar.scrolled {
    background: var(--dark-overlay);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.logo img {
    height: 50px;
    width: auto;
}

.nav-links {
    display: flex;
    gap: var(--spacing-md);
    list-style: none;
    align-items: center;
}

.nav-links a {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--silver-gray);
    position: relative;
    padding: var(--spacing-xs) 0;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--electric-blue);
    transition: width 0.3s ease;
}

.nav-links a:hover {
    color: var(--pure-white);
}

.nav-links a:hover::after {
    width: 100%;
}

.nav-cta {
    background: var(--electric-blue);
    color: var(--pure-white) !important;
    padding: 0.75rem 1.5rem !important;
    border-radius: 4px;
    font-weight: 600;
}

.nav-cta:hover {
    background: #1a5ce6;
    transform: translateY(-2px);
}

.nav-cta::after {
    display: none !important;
}

.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 10px;
}

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

/* ===== HERO ===== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, var(--midnight-navy) 0%, #0f2847 50%, var(--midnight-navy) 100%);
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(circle at 20% 80%, rgba(47, 113, 255, 0.08) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(47, 113, 255, 0.05) 0%, transparent 40%);
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 820px;
}

.hero h1 {
    margin-bottom: var(--spacing-sm);
    animation: fadeInUp 0.8s ease 0.15s forwards;
    opacity: 0;
}

.hero-subtitle {
    font-size: clamp(1.05rem, 2.2vw, 1.25rem);
    font-weight: 500;
    color: var(--electric-blue);
    letter-spacing: 0.02em;
    margin-bottom: var(--spacing-md);
    animation: fadeInUp 0.8s ease 0.25s forwards;
    opacity: 0;
}

.hero-description {
    font-size: 1.2rem;
    margin-bottom: var(--spacing-lg);
    max-width: 640px;
    animation: fadeInUp 0.8s ease 0.4s forwards;
    opacity: 0;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
    animation: fadeInUp 0.8s ease 0.55s forwards;
    opacity: 0;
}

.hero-visual {
    position: absolute;
    right: -10%;
    top: 50%;
    transform: translateY(-50%);
    width: 50%;
    height: 80%;
    opacity: 0.08;
    background: url('../images/kiba-logo.png') center center no-repeat;
    background-size: contain;
}

/* ===== PAGE HERO (inner pages) ===== */
.page-hero {
    min-height: auto;
    padding: calc(5rem + var(--spacing-xl)) 0 var(--spacing-xl);
    background: linear-gradient(180deg, var(--midnight-navy) 0%, #0d2238 100%);
    position: relative;
    overflow: hidden;
}

.page-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(circle at 90% 20%, rgba(47, 113, 255, 0.06) 0%, transparent 45%);
    pointer-events: none;
}

.page-hero .container {
    position: relative;
    z-index: 1;
}

.page-hero h1 {
    margin-bottom: var(--spacing-sm);
}

.page-hero-lead {
    font-size: 1.15rem;
    max-width: 560px;
}

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    padding: 1rem 2rem;
    border-radius: 4px;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.95rem;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
}

a.btn {
    text-decoration: none;
}

.btn-primary {
    background: var(--electric-blue);
    color: var(--pure-white);
}

.btn-primary:hover {
    background: #1a5ce6;
    transform: translateY(-3px);
    box-shadow: 0 10px 40px rgba(47, 113, 255, 0.3);
}

.btn-secondary {
    background: transparent;
    color: var(--pure-white);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn-secondary:hover {
    border-color: var(--electric-blue);
    color: var(--electric-blue);
}

/* ===== SECTION HEADERS ===== */
.section-divider {
    background: var(--graphite-charcoal);
    position: relative;
}

.section-divider::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(47, 113, 255, 0.3), transparent);
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.section-tag {
    display: inline-block;
    color: var(--electric-blue);
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    margin-bottom: var(--spacing-sm);
}

.section-header h2 {
    margin-bottom: var(--spacing-sm);
}

.section-header p {
    max-width: 640px;
    margin: 0 auto;
}

/* ===== CAPABILITIES (services grid) ===== */
.services {
    background: var(--midnight-navy);
    position: relative;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
}

.service-card {
    background: linear-gradient(135deg, rgba(43, 47, 54, 0.5) 0%, rgba(10, 26, 47, 0.8) 100%);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 8px;
    padding: var(--spacing-lg);
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--electric-blue);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
}

.service-card:hover {
    transform: translateY(-8px);
    border-color: rgba(47, 113, 255, 0.3);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-icon {
    width: 56px;
    height: 56px;
    background: rgba(47, 113, 255, 0.1);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-md);
    font-size: 1.35rem;
    color: var(--electric-blue);
    font-family: var(--font-heading);
    font-weight: 700;
}

.service-card h3 {
    margin-bottom: var(--spacing-sm);
    color: var(--pure-white);
}

.service-card p {
    font-size: 0.95rem;
    margin-bottom: 0;
}

/* ===== DIFFERENTIATION ===== */
.differentiation {
    background: var(--graphite-charcoal);
    position: relative;
}

.differentiation-inner {
    max-width: 720px;
    margin: 0 auto;
    text-align: center;
}

.differentiation-quote {
    font-family: var(--font-heading);
    font-size: clamp(1.35rem, 3vw, 1.75rem);
    font-weight: 500;
    color: var(--pure-white);
    line-height: 1.45;
    letter-spacing: -0.02em;
}

.differentiation-quote em {
    font-style: normal;
    color: var(--electric-blue);
}

/* ===== OUR APPROACH — SYSTEMS ===== */
.approach {
    background: var(--midnight-navy);
    position: relative;
}

.approach-systems {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
    max-width: 900px;
    margin: 0 auto;
}

.approach-system {
    background: rgba(10, 26, 47, 0.6);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-left: 4px solid var(--electric-blue);
    border-radius: 8px;
    padding: var(--spacing-lg) var(--spacing-lg) var(--spacing-lg) var(--spacing-md);
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.approach-system:hover {
    border-color: rgba(47, 113, 255, 0.35);
    box-shadow: 0 12px 48px rgba(0, 0, 0, 0.25);
}

.approach-system-label {
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--electric-blue);
    margin-bottom: var(--spacing-xs);
}

.approach-system h3 {
    margin-bottom: var(--spacing-sm);
    color: var(--pure-white);
}

.approach-system-lead {
    font-size: 1rem;
    color: var(--silver-gray);
    margin-bottom: var(--spacing-md);
    font-weight: 400;
}

.approach-system-detail {
    font-size: 0.9rem;
    color: var(--silver-gray);
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.outcome-list {
    list-style: none;
}

.outcome-list li {
    position: relative;
    padding: var(--spacing-xs) 0 var(--spacing-xs) 1.25rem;
    color: var(--silver-gray);
    font-size: 0.95rem;
}

.outcome-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.65em;
    width: 6px;
    height: 6px;
    background: var(--electric-blue);
    border-radius: 1px;
    transform: rotate(45deg);
}

/* ===== ENGAGEMENT MODEL ===== */
.engagement-model {
    background: linear-gradient(180deg, var(--graphite-charcoal) 0%, var(--midnight-navy) 100%);
}

.engagement-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
}

.engagement-tier {
    text-align: center;
    padding: var(--spacing-lg) var(--spacing-md);
    background: rgba(10, 26, 47, 0.45);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 8px;
    transition: all 0.35s ease;
}

.engagement-tier:hover {
    border-color: rgba(47, 113, 255, 0.25);
    transform: translateY(-4px);
}

.engagement-tier h3 {
    margin-bottom: var(--spacing-sm);
    color: var(--pure-white);
}

.engagement-tier p {
    font-size: 0.95rem;
    margin: 0;
}

/* ===== ENGAGEMENTS PAGE — OFFERINGS ===== */
.offerings {
    background: var(--midnight-navy);
    padding-bottom: var(--spacing-xl);
}

.offering-block {
    max-width: 800px;
    margin: 0 auto var(--spacing-xl);
    padding-bottom: var(--spacing-xl);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.offering-block:last-of-type {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.offering-block h2 {
    font-size: clamp(1.5rem, 3vw, 2rem);
    margin-bottom: var(--spacing-sm);
    color: var(--pure-white);
}

.offering-block .offering-meta {
    font-size: 0.9rem;
    color: var(--electric-blue);
    font-weight: 500;
    margin-bottom: var(--spacing-md);
}

.offering-section-label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--electric-blue);
    margin-top: var(--spacing-md);
    margin-bottom: var(--spacing-xs);
}

.offering-block p {
    margin-bottom: var(--spacing-sm);
    font-size: 1.05rem;
}

.offering-examples {
    list-style: none;
    margin-top: var(--spacing-md);
}

.offering-examples li {
    padding: var(--spacing-xs) 0;
    color: var(--silver-gray);
    font-size: 0.95rem;
    display: flex;
    align-items: baseline;
    gap: var(--spacing-sm);
}

.offering-examples li::before {
    content: '';
    width: 8px;
    height: 8px;
    background: var(--electric-blue);
    flex-shrink: 0;
    opacity: 0.7;
    transform: rotate(45deg);
}

.offering-roles {
    list-style: none;
    margin-top: var(--spacing-sm);
}

.offering-roles li {
    color: var(--silver-gray);
    padding: var(--spacing-xs) 0;
    font-size: 0.95rem;
}

.offering-roles li strong {
    color: var(--pure-white);
    font-weight: 600;
}

/* ===== CTA ===== */
.cta {
    background: linear-gradient(135deg, var(--electric-blue) 0%, #1a47b8 100%);
    position: relative;
    overflow: hidden;
}

.cta::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 50%;
}

.cta .container {
    position: relative;
    z-index: 1;
    text-align: center;
}

.cta h2 {
    margin-bottom: var(--spacing-sm);
}

.cta p {
    color: rgba(255, 255, 255, 0.85);
    font-size: 1.1rem;
    margin-bottom: var(--spacing-lg);
    max-width: 520px;
    margin-left: auto;
    margin-right: auto;
}

.cta .btn-primary {
    background: var(--pure-white);
    color: var(--electric-blue);
}

.cta .btn-primary:hover {
    background: var(--midnight-navy);
    color: var(--pure-white);
}

/* ===== CONTACT ===== */
.contact {
    background: var(--graphite-charcoal);
    position: relative;
}

.contact::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(47, 113, 255, 0.3), transparent);
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: start;
}

.contact-info h2 {
    margin-bottom: var(--spacing-md);
    color: var(--pure-white);
}

.contact-info > p {
    margin-bottom: var(--spacing-lg);
    font-size: 1.05rem;
}

.contact-details {
    list-style: none;
}

.contact-details li {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) 0;
    color: var(--silver-gray);
    font-size: 0.95rem;
}

.contact-details li span:first-child {
    color: var(--electric-blue);
    width: 24px;
    flex-shrink: 0;
}

.contact-form {
    background: rgba(10, 26, 47, 0.5);
    padding: var(--spacing-lg);
    border-radius: 8px;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-group label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-size: 0.9rem;
    color: var(--silver-gray);
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 4px;
    color: var(--pure-white);
    font-family: var(--font-body);
    font-size: 1rem;
    transition: border-color 0.3s ease, background 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--electric-blue);
    background: rgba(47, 113, 255, 0.05);
}

.form-group textarea {
    min-height: 120px;
    resize: vertical;
}

.form-group select option {
    background: var(--graphite-charcoal);
}

.contact-form .btn {
    width: 100%;
    justify-content: center;
}

/* ===== FOOTER ===== */
.footer {
    background: var(--midnight-navy);
    padding: var(--spacing-lg) 0 var(--spacing-md);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.footer-logo img {
    height: 40px;
    width: auto;
}

.footer-tagline {
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 500;
    color: var(--pure-white);
    letter-spacing: 0.02em;
}

.footer-contact {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.footer-contact a {
    color: var(--silver-gray);
    font-size: 0.9rem;
}

.footer-contact a:hover {
    color: var(--electric-blue);
}

.footer-links {
    display: flex;
    gap: var(--spacing-md);
    list-style: none;
    flex-wrap: wrap;
}

.footer-links a {
    color: var(--silver-gray);
    font-size: 0.9rem;
}

.footer-links a:hover {
    color: var(--electric-blue);
}

.footer-bottom {
    text-align: center;
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-bottom p {
    font-size: 0.85rem;
}

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

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
    .services-grid,
    .engagement-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 320px;
        height: 100vh;
        background: var(--midnight-navy);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        transition: right 0.4s ease;
        padding: var(--spacing-md);
    }

    .nav-links.active {
        right: 0;
    }

    .mobile-toggle {
        display: flex;
        z-index: 1001;
    }

    .services-grid,
    .engagement-grid {
        grid-template-columns: 1fr;
    }

    .hero-visual {
        display: none;
    }

    section {
        padding: var(--spacing-xl) 0;
    }

    .footer-content {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }

    .footer-brand {
        align-items: center;
    }

    .footer-contact {
        align-items: center;
    }

            .footer-links {
                justify-content: center;
            }

            .contact-wrapper {
                grid-template-columns: 1fr;
            }
        }