/* ======================================
   DiagnexAI – styles.css
   Dopamine Maximalism Design System v1.0
====================================== */

/* --- Brand Variables (Global) --- */
:root {
    --dx-void:        #0D0D1A;
    --dx-white:       #FFFFFF;
    --dx-magenta:     #FF3AF2;
    --dx-cyan:        #00F5D4;
    --dx-yellow:      #FFE600;
    --dx-purple:      #7B2FFF;
    --dx-orange:      #FF6B35;
    --dx-deep-purple: #2D1B4E;
    --dx-font-display: 'Bangers', 'Outfit', cursive;
    --dx-font-body:    'DM Sans', sans-serif;
    --dx-shadow-stack: 4px 4px 0px var(--dx-purple), 8px 8px 0px var(--dx-magenta), 12px 12px 0px var(--dx-cyan);
    --dx-shadow-card:  12px 12px 0 var(--dx-cyan);
}

/* ======== RESET & BASE ======== */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { font-size: 16px; }
body {
    font-family: var(--dx-font-body);
    background-color: var(--dx-void);
    color: var(--dx-white);
    overflow-x: hidden;
    line-height: 1.6;
}
a    { text-decoration: none; color: inherit; }
img  { max-width: 100%; height: auto; display: block; }
ul   { list-style: none; padding: 0; margin: 0; }
button { cursor: pointer; border: none; background: transparent; }

/* ======== SHARED BACKGROUND PATTERNS ======== */
/* Dot grid – Cyan */
.bg-dot-grid {
    position: absolute; inset: 0;
    background-image: radial-gradient(circle, var(--dx-cyan) 1px, transparent 1px);
    background-size: 30px 30px;
    opacity: 0.08;
}
/* Dot grid – Magenta */
.bg-dot-grid-magenta {
    position: absolute; inset: 0;
    background-image: radial-gradient(circle, var(--dx-magenta) 1px, transparent 1px);
    background-size: 24px 24px;
    opacity: 0.08;
}
/* Dot grid – Yellow */
.bg-dot-grid-yellow {
    position: absolute; inset: 0;
    background-image: radial-gradient(circle, var(--dx-yellow) 1px, transparent 1px);
    background-size: 28px 28px;
    opacity: 0.07;
}
/* Diagonal stripes – Yellow */
.bg-diagonal-stripes {
    position: absolute; inset: 0;
    background-image: repeating-linear-gradient(
        45deg,
        transparent, transparent 20px,
        rgba(255, 230, 0, 0.04) 20px, rgba(255, 230, 0, 0.04) 40px
    );
}
/* Diagonal stripes – Cyan */
.bg-diagonal-stripes-cyan {
    position: absolute; inset: 0;
    background-image: repeating-linear-gradient(
        -45deg,
        transparent, transparent 20px,
        rgba(0, 245, 212, 0.05) 20px, rgba(0, 245, 212, 0.05) 40px
    );
}
/* Diagonal stripes – Orange */
.bg-diagonal-stripes-orange {
    position: absolute; inset: 0;
    background-image: repeating-linear-gradient(
        45deg,
        transparent, transparent 20px,
        rgba(255, 107, 53, 0.05) 20px, rgba(255, 107, 53, 0.05) 40px
    );
}
/* Diagonal stripes – Validation */
.bg-diagonal-repeat {
    position: absolute; inset: 0;
    background-image: repeating-linear-gradient(
        45deg,
        rgba(255, 58, 242, 0.06) 0,   rgba(255, 58, 242, 0.06) 10px,
        rgba(255, 230,  0, 0.03) 10px, rgba(255, 230,  0, 0.03) 20px
    );
}
/* Checkerboard – Magenta/Cyan */
.bg-checkerboard {
    position: absolute; inset: 0;
    background-image:
        linear-gradient(45deg,  rgba(255, 58, 242, 0.04) 25%, transparent 25%),
        linear-gradient(-45deg, rgba(255, 58, 242, 0.04) 25%, transparent 25%),
        linear-gradient(45deg,  transparent 75%, rgba(0, 245, 212, 0.04) 75%),
        linear-gradient(-45deg, transparent 75%, rgba(0, 245, 212, 0.04) 75%);
    background-size: 20px 20px;
    background-position: 0 0, 0 10px, 10px -10px, -10px 0px;
}
/* Checkerboard – Purple */
.bg-checkerboard-purple {
    position: absolute; inset: 0;
    background-image:
        linear-gradient(45deg,  rgba(123, 47, 255, 0.05) 25%, transparent 25%),
        linear-gradient(-45deg, rgba(123, 47, 255, 0.05) 25%, transparent 25%),
        linear-gradient(45deg,  transparent 75%, rgba(255, 230, 0, 0.03) 75%),
        linear-gradient(-45deg, transparent 75%, rgba(255, 230, 0, 0.03) 75%);
    background-size: 20px 20px;
    background-position: 0 0, 0 10px, 10px -10px, -10px 0px;
}
/* Radial mesh – Market */
.bg-radial-mesh {
    position: absolute; inset: 0;
    background:
        radial-gradient(ellipse at 30% 50%, rgba(123, 47, 255, 0.15) 0%, transparent 60%),
        radial-gradient(ellipse at 70% 50%, rgba(255,  58, 242, 0.12) 0%, transparent 60%);
    animation: spin-slow 20s linear infinite;
    transform-origin: center center;
}

/* ======== GRADIENT TEXT ======== */
.gradient-text {
    background: linear-gradient(90deg,
        var(--dx-magenta), var(--dx-yellow), var(--dx-cyan),
        var(--dx-purple), var(--dx-magenta));
    background-size: 300% 100%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradient-shift 4s ease infinite;
}

/* ======== HEADER ======== */
.diagnex-header {
    position: fixed;
    top: 0; left: 0;
    width: 100%;
    padding: 16px 40px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 9999;
    background: linear-gradient(to bottom, rgba(13,13,26,0.95) 0%, rgba(13,13,26,0) 100%);
    transition: background 0.3s ease, padding 0.3s ease;
    box-sizing: border-box;
}
.diagnex-header.scrolled {
    background: rgba(13, 13, 26, 0.97);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(255, 58, 242, 0.2);
}
.header-logo img {
    height: 44px;
    width: auto;
    display: block;
    transition: height 0.3s ease;
}
.header-nav {
    display: flex;
    align-items: center;
    gap: 32px;
}
.nav-anchor {
    font-family: var(--dx-font-body);
    font-size: 0.82rem;
    font-weight: 700;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.7);
    transition: color 0.25s ease;
    position: relative;
}
.nav-anchor::after {
    content: '';
    position: absolute;
    bottom: -4px; left: 0;
    width: 0; height: 2px;
    background: var(--dx-magenta);
    transition: width 0.3s ease;
}
.nav-anchor:hover { color: var(--dx-white); }
.nav-anchor:hover::after { width: 100%; }

/* Hamburger toggle (mobile only) */
.menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 36px; height: 36px;
    padding: 4px;
    z-index: 10001;
}
.hamburger-lines {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    width: 26px; height: 18px;
}
.line {
    width: 100%; height: 2px;
    background-color: var(--dx-white);
    border-radius: 2px;
    transition: all 0.35s cubic-bezier(0.25, 1, 0.5, 1);
}
.menu-open .line:nth-child(1) { transform: rotate(45deg) translate(5px, 6px);  background-color: var(--dx-magenta); }
.menu-open .line:nth-child(2) { opacity: 0; transform: translateX(-10px); }
.menu-open .line:nth-child(3) { transform: rotate(-45deg) translate(5px, -6px); background-color: var(--dx-magenta); }

/* ======== MOBILE MENU ======== */
.mobile-menu {
    position: fixed;
    top: 0; left: 0;
    width: 100%; height: 100vh;
    background: rgba(13, 13, 26, 0.98);
    z-index: 9998;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 28px;
    visibility: hidden;
    opacity: 0;
    transform: translateY(-20px);
    transition: opacity 0.35s ease, transform 0.35s ease, visibility 0s linear 0.35s;
    pointer-events: none;
}
.mobile-menu.is-open {
    visibility: visible;
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
    transition: opacity 0.35s ease, transform 0.35s ease;
}
.mobile-nav-link {
    font-family: var(--dx-font-display);
    font-size: 3rem;
    letter-spacing: 3px;
    color: var(--dx-white);
    transition: color 0.2s ease, text-shadow 0.2s ease;
}
.mobile-nav-link:hover {
    color: var(--dx-magenta);
    text-shadow: 3px 3px 0 var(--dx-yellow);
}

/* ======== SHARED SECTION LABELS & HEADINGS ======== */
.section-label {
    display: block;
    font-family: var(--dx-font-body);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--dx-cyan);
    margin-bottom: 12px;
    text-align: center;
}
.section-heading {
    font-family: var(--dx-font-display);
    font-size: clamp(3rem, 7vw, 5.5rem);
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--dx-white);
    text-align: center;
    margin-bottom: 60px;
    text-shadow: var(--dx-shadow-stack);
    line-height: 1;
}
.section-heading span {
    color: var(--dx-yellow);
    text-shadow: 4px 4px 0px var(--dx-orange), 8px 8px 0px var(--dx-magenta);
}

/* ======== SECTION 1: HERO ======== */
.hero-section {
    position: relative;
    min-height: 85vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    overflow: hidden;
    padding: 100px 40px 80px;
    background-color: var(--dx-void);
}
.hero-bg-layer {
    position: absolute; inset: 0;
    z-index: 0;
    pointer-events: none;
}
/* Geometric floating shapes (professional abstract decorations) */
.hero-geo-shapes {
    position: absolute; inset: 0;
    z-index: 1;
    pointer-events: none;
    overflow: hidden;
}
.geo-shape {
    position: absolute;
    animation: float-anim 9s ease-in-out infinite;
}
/* Circle outline – Magenta */
.geo-1 {
    width: 90px; height: 90px;
    border: 2px solid var(--dx-magenta);
    border-radius: 50%;
    opacity: 0.18;
    top: 12%; left: 6%;
    animation-delay: 0s; animation-duration: 8s;
}
/* Filled diamond – Cyan */
.geo-2 {
    width: 40px; height: 40px;
    background: var(--dx-cyan);
    transform: rotate(45deg);
    opacity: 0.2;
    top: 16%; right: 8%;
    animation-delay: 1.3s; animation-duration: 10s;
}
/* Small circle – Yellow */
.geo-3 {
    width: 20px; height: 20px;
    background: var(--dx-yellow);
    border-radius: 50%;
    opacity: 0.25;
    bottom: 25%; left: 10%;
    animation-delay: 0.6s; animation-duration: 7s;
}
/* Large circle outline – Purple */
.geo-4 {
    width: 140px; height: 140px;
    border: 1px solid var(--dx-purple);
    border-radius: 50%;
    opacity: 0.12;
    top: 50%; right: 5%;
    animation-delay: 2.1s; animation-duration: 11s;
}
/* Thin horizontal line – Magenta */
.geo-5 {
    width: 80px; height: 2px;
    background: linear-gradient(90deg, var(--dx-magenta), transparent);
    opacity: 0.3;
    bottom: 18%; right: 15%;
    animation-delay: 0.9s; animation-duration: 9s;
}
/* Small square – Orange */
.geo-6 {
    width: 28px; height: 28px;
    border: 2px solid var(--dx-orange);
    opacity: 0.22;
    top: 70%; left: 5%;
    transform: rotate(20deg);
    animation-delay: 1.7s; animation-duration: 8.5s;
}
.hero-content {
    position: relative;
    z-index: 2;
    max-width: 1000px;
    margin: 0 auto;
}
.hero-label {
    display: inline-block;
    font-family: var(--dx-font-body);
    font-size: 0.82rem;
    font-weight: 700;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--dx-cyan);
    margin-bottom: 24px;
    border: 1px solid rgba(0, 245, 212, 0.4);
    padding: 6px 20px;
    border-radius: 50px;
}
.hero-title {
    font-family: var(--dx-font-display);
    font-size: clamp(2.8rem, 5.5vw, 5rem);
    letter-spacing: 3px;
    text-transform: uppercase;
    line-height: 1.0;
    margin-bottom: 24px;
    text-shadow: 3px 3px 0px var(--dx-purple), 6px 6px 0px var(--dx-magenta);
}
/* "We FIX It." line — larger than the rest of the title */
.hero-fix-line {
    font-size: 1.45em;
    display: inline-block;
    line-height: 1.1;
    margin-top: 4px;
}
.hero-subtitle {
    font-size: clamp(1rem, 2.5vw, 1.25rem);
    color: rgba(255, 255, 255, 0.78);
    max-width: 620px;
    margin: 0 auto 52px;
    line-height: 1.75;
}
.hero-cta-wrapper {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 20px;
    flex-wrap: wrap;
}
.hero-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 18px 52px;
    font-family: var(--dx-font-body);
    font-size: 1.05rem;
    font-weight: 700;
    border-radius: 50px;
    transition: transform 0.25s ease, box-shadow 0.25s ease, background 0.25s ease;
}
.btn-primary {
    background: linear-gradient(135deg, var(--dx-magenta), var(--dx-purple));
    color: var(--dx-white);
    border: 4px solid var(--dx-yellow);
    box-shadow: 6px 6px 0 var(--dx-yellow), 12px 12px 0 rgba(123, 47, 255, 0.4);
}
.btn-primary:hover {
    transform: scale(1.08) translateY(-3px);
    box-shadow: 10px 10px 0 var(--dx-yellow), 20px 20px 0 rgba(123, 47, 255, 0.5);
}
.btn-secondary {
    background: transparent;
    color: var(--dx-cyan);
    border: 4px dashed var(--dx-cyan);
    box-shadow: 6px 6px 0 rgba(0, 245, 212, 0.25);
}
.btn-secondary:hover {
    background: var(--dx-cyan);
    color: var(--dx-void);
    transform: translateY(-3px);
    box-shadow: 8px 8px 0 var(--dx-purple);
}
.hero-scroll-hint {
    position: absolute;
    bottom: 36px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    color: rgba(255, 255, 255, 0.35);
    font-size: 1.6rem;
    animation: bounce-down 2.2s ease infinite;
    transition: color 0.3s ease;
}
.hero-scroll-hint:hover { color: var(--dx-cyan); }

/* ======== SECTION 2: THE DEAL ======== */
.deal-section {
    position: relative;
    padding: 120px 40px;
    background-color: var(--dx-void);
    overflow: hidden;
}
.deal-bg-layer { position: absolute; inset: 0; z-index: 0; pointer-events: none; }
.deal-container { position: relative; z-index: 1; max-width: 1100px; margin: 0 auto; }
.deal-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
    align-items: stretch;
}
.deal-card {
    position: relative;
    background: rgba(45, 27, 78, 0.8);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    padding: 48px 40px;
    border-radius: 4px;
    transition: transform 0.35s cubic-bezier(0.25, 1, 0.5, 1), box-shadow 0.35s ease;
}
.deal-card--problem {
    border: 8px dashed var(--dx-magenta);
    box-shadow: var(--dx-shadow-card);
}
.deal-card--problem:hover {
    transform: rotate(2deg) scale(1.03);
    box-shadow: 18px 18px 0 var(--dx-cyan);
}
.deal-card--opportunity {
    border: 8px solid var(--dx-yellow);
    box-shadow: var(--dx-shadow-card);
}
.deal-card--opportunity:hover {
    transform: rotate(-2deg) scale(1.03);
    box-shadow: 18px 18px 0 var(--dx-yellow);
}
.deal-card-icon { font-size: 3rem; margin-bottom: 20px; }
.deal-card-title {
    font-family: var(--dx-font-display);
    font-size: 2.4rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 16px;
    text-shadow: 3px 3px 0 var(--dx-purple);
}
.deal-card--problem .deal-card-title    { color: var(--dx-magenta); }
.deal-card--opportunity .deal-card-title { color: var(--dx-yellow); }
.deal-card-text {
    color: rgba(255, 255, 255, 0.82);
    line-height: 1.75;
    margin-bottom: 24px;
    font-size: 1rem;
}
.deal-list li {
    color: rgba(255, 255, 255, 0.72);
    padding: 9px 0 9px 22px;
    border-bottom: 1px solid rgba(255, 58, 242, 0.12);
    position: relative;
    font-size: 0.95rem;
}
.deal-list li::before {
    content: '→';
    position: absolute; left: 0;
    color: var(--dx-magenta);
    font-weight: 700;
}
.deal-sides { display: flex; flex-direction: column; gap: 24px; }
.deal-side {
    padding: 20px;
    border-left: 4px solid var(--dx-cyan);
    background: rgba(0, 245, 212, 0.05);
    border-radius: 0 4px 4px 0;
}
.deal-side-label {
    display: block;
    font-family: var(--dx-font-body);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--dx-cyan);
    margin-bottom: 8px;
}
.deal-side p { color: rgba(255, 255, 255, 0.78); font-size: 0.95rem; line-height: 1.65; }

/* ======== SECTION 3: MARKET ======== */
.market-section {
    position: relative;
    padding: 120px 40px;
    background-color: var(--dx-void);
    overflow: hidden;
}
.market-bg-layer { position: absolute; inset: 0; z-index: 0; pointer-events: none; }
.market-container { position: relative; z-index: 1; max-width: 1100px; margin: 0 auto; }
.market-stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-bottom: 64px;
    align-items: stretch;
}
.market-stat {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 14px;
    text-align: center;
    padding: 32px 20px;
    min-height: 200px;
    border: 2px solid rgba(255, 255, 255, 0.07);
    border-radius: 4px;
    background: rgba(45, 27, 78, 0.4);
    transition: transform 0.3s ease, border-color 0.3s ease;
}
.market-stat:hover { transform: translateY(-8px); }
.market-stat:nth-child(1):hover { border-color: var(--dx-magenta); }
.market-stat:nth-child(2):hover { border-color: var(--dx-cyan); }
.market-stat:nth-child(3):hover { border-color: var(--dx-yellow); }
.market-stat:nth-child(4):hover { border-color: var(--dx-purple); }
.stat-number {
    font-family: var(--dx-font-display);
    font-size: clamp(3rem, 6vw, 5rem);
    letter-spacing: 2px;
    line-height: 1;
    margin-bottom: 0;
}
.stat-magenta { color: var(--dx-magenta); text-shadow: 4px 4px 0 var(--dx-purple); }
.stat-cyan    { color: var(--dx-cyan);    text-shadow: 4px 4px 0 var(--dx-purple); }
.stat-yellow  { color: var(--dx-yellow);  text-shadow: 4px 4px 0 var(--dx-orange); }
.stat-purple  { color: var(--dx-purple);  text-shadow: 4px 4px 0 var(--dx-magenta); }
.stat-desc { font-size: 0.82rem; color: rgba(255, 255, 255, 0.6); line-height: 1.5; }
.market-audiences {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
}
.market-audience {
    padding: 44px 36px;
    border-radius: 4px;
    transition: transform 0.3s ease;
}
.market-audience:hover { transform: translateY(-6px); }
.audience-schools {
    border: 4px solid var(--dx-cyan);
    background: rgba(0, 245, 212, 0.05);
    box-shadow: 10px 10px 0 var(--dx-purple);
}
.audience-ministry {
    border: 4px solid var(--dx-yellow);
    background: rgba(255, 230, 0, 0.05);
    box-shadow: 10px 10px 0 var(--dx-magenta);
}
.market-audience { position: relative; }
.market-audience::before {
    content: '';
    display: block;
    width: 40px;
    height: 4px;
    border-radius: 2px;
    margin-bottom: 18px;
}
.audience-schools::before  { background: var(--dx-cyan); }
.audience-ministry::before { background: var(--dx-yellow); }
.market-audience h3 {
    font-family: var(--dx-font-display);
    font-size: 1.6rem;
    letter-spacing: 1px;
    text-transform: uppercase;
    margin-bottom: 12px;
    text-shadow: 2px 2px 0 rgba(0, 0, 0, 0.5);
    line-height: 1.1;
}
.audience-schools h3  { color: var(--dx-cyan); }
.audience-ministry h3 { color: var(--dx-yellow); }
.market-audience p { color: rgba(255, 255, 255, 0.72); font-size: 0.9rem; line-height: 1.7; }

/* ======== SECTION 4: VALUE PROPOSITION ======== */
.value-section {
    position: relative;
    padding: 120px 40px 160px;
    background-color: var(--dx-void);
    overflow: hidden;
}
.value-bg-layer { position: absolute; inset: 0; z-index: 0; pointer-events: none; }
.value-container { position: relative; z-index: 1; max-width: 1200px; margin: 0 auto; }
.value-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 28px;
    align-items: start;
}
.value-card {
    background: rgba(45, 27, 78, 0.8);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    padding: 40px 28px;
    border-width: 4px;
    border-style: solid;
    border-radius: 4px;
    transition: transform 0.35s ease, box-shadow 0.35s ease;
}
/* Broken grid offsets */
.value-card:nth-child(1) { transform: translateY(0);    border-color: var(--dx-yellow);  box-shadow: 8px 8px 0 var(--dx-magenta); }
.value-card:nth-child(2) { transform: translateY(44px); border-color: var(--dx-cyan);    box-shadow: 8px 8px 0 var(--dx-yellow); }
.value-card:nth-child(3) { transform: translateY(-20px); border-color: var(--dx-magenta); box-shadow: 8px 8px 0 var(--dx-cyan); }
.value-card:nth-child(4) { transform: translateY(32px); border-color: var(--dx-orange);  box-shadow: 8px 8px 0 var(--dx-purple); }
.value-card:hover { transform: translateY(-10px) scale(1.04) !important; }
.value-icon-wrap {
    width: 64px; height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    margin-bottom: 22px;
    flex-shrink: 0;
}
.icon-yellow  { background: var(--dx-yellow);  border-radius: 4px;  }
.icon-cyan    { background: var(--dx-cyan);     border-radius: 0px;  }
.icon-magenta { background: var(--dx-magenta);  border-radius: 50px; }
.icon-orange  { background: var(--dx-orange);   clip-path: polygon(50% 0%, 100% 38%, 82% 100%, 18% 100%, 0% 38%); }
.value-card-title {
    font-family: var(--dx-font-display);
    font-size: 1.8rem;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    margin-bottom: 14px;
    line-height: 1;
}
.value-card--yellow  .value-card-title { color: var(--dx-yellow);  text-shadow: 2px 2px 0 var(--dx-orange); }
.value-card--cyan    .value-card-title { color: var(--dx-cyan);    text-shadow: 2px 2px 0 var(--dx-purple); }
.value-card--magenta .value-card-title { color: var(--dx-magenta); text-shadow: 2px 2px 0 var(--dx-purple); }
.value-card--orange  .value-card-title { color: var(--dx-orange);  text-shadow: 2px 2px 0 var(--dx-yellow); }
.value-card p { color: rgba(255, 255, 255, 0.72); font-size: 0.9rem; line-height: 1.72; }

/* ======== SECTION 5: PRODUCT / HOW IT WORKS ======== */
.product-section {
    position: relative;
    padding: 120px 40px 180px;
    background-color: var(--dx-void);
    overflow: hidden;
}
.product-bg-layer { position: absolute; inset: 0; z-index: 0; pointer-events: none; }
.product-container { position: relative; z-index: 1; max-width: 860px; margin: 0 auto; }
.product-pipeline {
    position: relative;
    display: flex;
    flex-direction: column;
}
.pipeline-line {
    position: absolute;
    left: 50%;
    top: 80px;
    bottom: 80px;
    width: 0;
    border-left: 8px dashed var(--dx-magenta);
    transform: translateX(-50%);
    animation: pulse-line 3s ease infinite;
    z-index: 0;
}
.pipeline-step {
    position: relative;
    display: grid;
    grid-template-columns: 1fr 80px 1fr;
    align-items: center;
    gap: 40px;
    padding: 48px 0;
    z-index: 1;
}
/* Left steps: content | node | confetti */
.step-left .step-content  { grid-column: 1; grid-row: 1; text-align: right; }
.step-left .step-node     { grid-column: 2; grid-row: 1; }
.step-left .step-confetti { grid-column: 3; grid-row: 1; }
/* Right steps: confetti | node | content */
.step-right .step-node    { grid-column: 2; grid-row: 1; }
.step-right .step-content { grid-column: 3; grid-row: 1; text-align: left; }
.step-right .step-confetti { grid-column: 1; grid-row: 1; }
.step-node {
    width: 80px; height: 80px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    justify-self: center;
    flex-shrink: 0;
    z-index: 2;
    border: 4px solid rgba(255, 255, 255, 0.15);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.step-node:hover { transform: scale(1.18); }
.node-magenta { background: var(--dx-magenta); box-shadow: 0 0 0 8px rgba(255, 58,  242, 0.2), 6px 6px 0 var(--dx-purple); }
.node-cyan    { background: var(--dx-cyan);    box-shadow: 0 0 0 8px rgba(0,  245, 212, 0.2), 6px 6px 0 var(--dx-purple); }
.node-yellow  { background: var(--dx-yellow);  box-shadow: 0 0 0 8px rgba(255, 230,  0,  0.2), 6px 6px 0 var(--dx-orange); }
.step-node-inner {
    font-family: var(--dx-font-display);
    font-size: 1.6rem;
    letter-spacing: 1px;
    color: var(--dx-void);
}
.step-content {
    background: rgba(45, 27, 78, 0.72);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    padding: 32px 28px;
    border: 2px solid rgba(255, 255, 255, 0.07);
    border-radius: 4px;
    transition: transform 0.3s ease;
}
.step-left  .step-content:hover { transform: translateX(-6px); }
.step-right .step-content:hover { transform: translateX(6px); }
.step-title {
    font-family: var(--dx-font-display);
    font-size: 2rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 10px;
    text-shadow: 3px 3px 0 var(--dx-purple);
}
.pipeline-step:nth-child(2) .step-title { color: var(--dx-magenta); }
.pipeline-step:nth-child(3) .step-title { color: var(--dx-cyan); }
.pipeline-step:nth-child(4) .step-title { color: var(--dx-yellow); }
.step-text { color: rgba(255, 255, 255, 0.72); font-size: 0.95rem; line-height: 1.72; }
.step-confetti {
    font-size: 3rem;
    text-align: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}
.step-confetti.burst { animation: confetti-pop 0.9s ease forwards; }

/* ======== SECTION 6: VALIDATION & IMPACT ======== */
.validation-section {
    position: relative;
    padding: 140px 40px;
    background-color: var(--dx-void);
    overflow: hidden;
    text-align: center;
}
.validation-bg-layer { position: absolute; inset: 0; z-index: 0; pointer-events: none; }
.validation-bg-img {
    position: absolute; inset: 0;
    width: 100%; height: 100%;
    object-fit: cover;
    object-position: center 30%;
    display: block;
}
.validation-overlay {
    position: absolute; inset: 0;
    background: radial-gradient(ellipse at center,
        rgba(13, 13, 26, 0.72) 0%,
        rgba(13, 13, 26, 0.88) 60%,
        rgba(13, 13, 26, 0.97) 100%);
    z-index: 1;
}
.validation-bg-layer .bg-diagonal-repeat { z-index: 2; }
.validation-container { position: relative; z-index: 3; max-width: 900px; margin: 0 auto; }
.giant-quote {
    position: absolute;
    top: -60px;
    left: 50%;
    transform: translateX(-50%);
    font-family: var(--dx-font-display);
    font-size: 20rem;
    line-height: 1;
    color: rgba(0, 245, 212, 0.1);
    pointer-events: none;
    user-select: none;
    letter-spacing: -10px;
    z-index: 0;
}
.validation-heading {
    font-family: var(--dx-font-display);
    font-size: clamp(2.2rem, 4.5vw, 4rem);
    letter-spacing: 3px;
    text-transform: uppercase;
    line-height: 1.1;
    margin-bottom: 28px;
    text-shadow: 3px 3px 0 var(--dx-purple), 6px 6px 0 rgba(255, 58, 242, 0.4);
}
.validation-message {
    font-size: clamp(1rem, 2.2vw, 1.2rem);
    color: rgba(255, 255, 255, 0.72);
    max-width: 680px;
    margin: 0 auto 64px;
    line-height: 1.85;
}
.impact-statement { display: inline-block; }
.impact-text {
    display: block;
    font-family: var(--dx-font-display);
    font-size: clamp(1.4rem, 2.8vw, 2.4rem);
    letter-spacing: 4px;
    text-transform: uppercase;
    background: repeating-linear-gradient(
        45deg,
        var(--dx-magenta) 0px,   var(--dx-magenta) 10px,
        var(--dx-yellow)  10px,  var(--dx-yellow)  20px,
        var(--dx-cyan)    20px,  var(--dx-cyan)    30px
    );
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ======== SECTION 7: TEAM & CONNECT ======== */
.team-section {
    position: relative;
    padding: 120px 40px 0;
    background-color: var(--dx-void);
    overflow: hidden;
}
.team-bg-layer { position: absolute; inset: 0; z-index: 0; pointer-events: none; }
.team-container { position: relative; z-index: 1; max-width: 1100px; margin: 0 auto 80px; }
.team-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
}
.founder-profile {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}
.founder-image-wrap {
    width: 240px; height: 240px;
    margin: 0 auto 28px;
    border-radius: 50%;
    overflow: hidden;
    border: 4px solid var(--dx-magenta);
    box-shadow:
        0 0 0 8px  var(--dx-yellow),
        0 0 0 12px var(--dx-cyan),
        0 0 40px rgba(255, 58, 242, 0.35);
    transition: box-shadow 0.4s ease, transform 0.3s ease;
}
.founder-image-wrap:hover {
    transform: scale(1.04);
    box-shadow:
        0 0 0 8px  var(--dx-cyan),
        0 0 0 12px var(--dx-magenta),
        0 0 60px rgba(0, 245, 212, 0.4);
}
.founder-img { width: 100%; height: 100%; object-fit: cover; object-position: top center; }
.founder-name {
    font-family: var(--dx-font-display);
    font-size: 2.2rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    text-shadow: 3px 3px 0 var(--dx-magenta), 6px 6px 0 var(--dx-purple);
    margin-bottom: 8px;
}
.founder-title {
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 2.5px;
    text-transform: uppercase;
    color: var(--dx-cyan);
}
.contact-grid { display: flex; flex-direction: column; gap: 20px; }
.contact-block {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 20px;
    padding: 24px 28px;
    border-radius: 6px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    cursor: pointer;
    text-decoration: none;
}
.contact-block:hover { transform: translateY(-4px); }
.contact-block--magenta {
    background: var(--dx-magenta);
    color: var(--dx-void);
    box-shadow: 6px 6px 0 var(--dx-yellow);
}
.contact-block--magenta:hover { box-shadow: 10px 10px 0 var(--dx-yellow); }
.contact-block--cyan {
    background: var(--dx-cyan);
    color: var(--dx-void);
    box-shadow: 6px 6px 0 var(--dx-purple);
}
.contact-block--cyan:hover { box-shadow: 10px 10px 0 var(--dx-purple); }
/* Icon replaced with a clean CSS dot indicator */
.contact-icon {
    display: none;
}
.contact-block-text { display: flex; flex-direction: column; gap: 4px; }
.contact-label {
    font-family: var(--dx-font-body);
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 3px;
    text-transform: uppercase;
    opacity: 0.6;
    color: var(--dx-void);
}
.contact-value {
    font-family: var(--dx-font-body);
    font-size: 1.05rem;
    font-weight: 700;
    letter-spacing: 0.5px;
    color: var(--dx-void);
    word-break: break-all;
}
/* Clean left accent bar per block */
.contact-block--magenta .contact-block-text { border-left: 3px solid rgba(0,0,0,0.25); padding-left: 16px; }
.contact-block--cyan    .contact-block-text { border-left: 3px solid rgba(0,0,0,0.2);  padding-left: 16px; }

/* ======== MEGA WHATSAPP CTA ======== */
.mega-cta-wrapper {
    position: relative;
    z-index: 1;
    width: 100%;
    padding: 0;
}
.mega-cta-btn {
    display: block;
    width: 100%;
    padding: 44px 20px;
    background: var(--dx-yellow);
    color: var(--dx-void);
    font-family: var(--dx-font-display);
    font-size: clamp(1.4rem, 4vw, 2.8rem);
    letter-spacing: 4px;
    text-transform: uppercase;
    text-align: center;
    border: none;
    border-radius: 0;
    outline: none;
    transition: background 0.3s ease, transform 0.2s ease, box-shadow 0.3s ease, letter-spacing 0.3s ease;
    box-shadow: inset 0 0 0 8px var(--dx-magenta);
    cursor: pointer;
    text-shadow: 3px 3px 0 rgba(0, 0, 0, 0.15);
}
.mega-cta-btn:hover {
    background: var(--dx-magenta);
    color: var(--dx-white);
    box-shadow: inset 0 0 0 8px var(--dx-yellow);
    letter-spacing: 6px;
    text-shadow: 3px 3px 0 var(--dx-purple);
}
.mega-cta-btn:focus-visible {
    outline: 5px solid var(--dx-cyan);
    outline-offset: 0;
    box-shadow: inset 0 0 0 8px var(--dx-cyan), 0 0 0 5px var(--dx-yellow);
}

/* ======== FOOTER BOTTOM ======== */
.site-footer-bottom {
    position: relative;
    z-index: 1;
    text-align: center;
    padding: 28px 40px;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    color: rgba(255, 255, 255, 0.22);
    font-size: 0.78rem;
    letter-spacing: 1px;
    background-color: var(--dx-void);
}

/* ======== KEYFRAMES ======== */
@keyframes fadeInUp {
    0%   { opacity: 0; transform: translateY(30px); }
    100% { opacity: 1; transform: translateY(0); }
}
@keyframes bounce-down {
    0%, 20%, 50%, 80%, 100% { transform: translateX(-50%) translateY(0); }
    40%  { transform: translateX(-50%) translateY(10px); }
    60%  { transform: translateX(-50%) translateY(5px); }
}
@keyframes float-anim {
    0%, 100% { transform: translateY(0)     rotate(0deg);  }
    33%       { transform: translateY(-26px) rotate(7deg);  }
    66%       { transform: translateY(14px)  rotate(-5deg); }
}
@keyframes gradient-shift {
    0%   { background-position: 0%   50%; }
    50%  { background-position: 100% 50%; }
    100% { background-position: 0%   50%; }
}
@keyframes spin-slow {
    from { transform: rotate(0deg);   }
    to   { transform: rotate(360deg); }
}
@keyframes pulse-line {
    0%, 100% { border-color: var(--dx-magenta); filter: drop-shadow(0 0 8px rgba(255, 58,  242, 0.6)); }
    33%       { border-color: var(--dx-cyan);    filter: drop-shadow(0 0 8px rgba(0,  245, 212, 0.6)); }
    66%       { border-color: var(--dx-yellow);  filter: drop-shadow(0 0 8px rgba(255, 230,  0,  0.6)); }
}
@keyframes confetti-pop {
    0%   { opacity: 0; transform: scale(0.3) translateY(20px); }
    50%  { opacity: 1; transform: scale(1.5) translateY(-14px); }
    100% { opacity: 0.7; transform: scale(1) translateY(0); }
}

/* ======== RESPONSIVE – 768px (Mobile) ======== */
@media (max-width: 768px) {
    .diagnex-header { padding: 14px 20px; }
    .header-nav  { display: none; }
    .menu-toggle { display: flex; }

    .hero-section   { padding: 90px 24px 70px; }
    .hero-title     { font-size: clamp(2.4rem, 11vw, 4rem); }
    .hero-cta-wrapper { flex-direction: column; gap: 14px; }
    .hero-btn       { width: 100%; max-width: 320px; padding: 16px 32px; }
    .geo-1, .geo-4  { display: none; }

    .deal-section   { padding: 80px 20px; }
    .deal-grid      { grid-template-columns: 1fr; gap: 24px; }
    .deal-card      { padding: 32px 24px; }

    .market-section     { padding: 60px 16px; overflow: hidden; }
    .market-container   { padding: 0; }
    .market-stats-grid  { grid-template-columns: 1fr 1fr; gap: 12px; margin-bottom: 32px; }
    .market-stat        { padding: 20px 10px; height: 155px; min-height: unset; gap: 10px; }
    .stat-number        { font-size: clamp(1.9rem, 8.5vw, 2.6rem); }
    .stat-desc          { font-size: 0.71rem; line-height: 1.4; }
    .market-audiences   { grid-template-columns: 1fr; gap: 14px; }
    .market-audience    { padding: 24px 20px; }
    .market-audience h3 { font-size: 1.2rem; }
    .audience-schools   { box-shadow: 4px 4px 0 var(--dx-purple); }
    .audience-ministry  { box-shadow: 4px 4px 0 var(--dx-magenta); }

    .value-section  { padding: 80px 20px 100px; }
    .value-grid     { grid-template-columns: 1fr; gap: 20px; }
    .value-card:nth-child(1),
    .value-card:nth-child(2),
    .value-card:nth-child(3),
    .value-card:nth-child(4) { transform: none; }

    .product-section { padding: 80px 20px 120px; }
    .pipeline-line   { left: 30px; transform: none; }
    .pipeline-step   { grid-template-columns: 60px 1fr; gap: 20px; padding: 32px 0; }
    .step-left .step-content,
    .step-right .step-content  { grid-column: 2; grid-row: 1; text-align: left; }
    .step-left .step-node,
    .step-right .step-node     { grid-column: 1; grid-row: 1; justify-self: start; }
    .step-left .step-confetti,
    .step-right .step-confetti { display: none; }
    .step-node       { width: 60px; height: 60px; }
    .step-node-inner { font-size: 1.1rem; }

    .validation-section { padding: 100px 24px; }
    .giant-quote    { font-size: 8rem; top: -10px; }
    .validation-heading { font-size: clamp(2.2rem, 10vw, 3.5rem); }

    .team-section   { padding: 80px 20px 0; }
    .team-grid      { grid-template-columns: 1fr; gap: 48px; }
    .founder-image-wrap { width: 200px; height: 200px; }

    .mega-cta-btn   { font-size: clamp(1rem, 5vw, 1.6rem); padding: 32px 16px; letter-spacing: 2px; }
    .site-footer-bottom { padding: 24px 20px; }
}

/* ======== RESPONSIVE – 1024px (Tablet) ======== */
@media (max-width: 1024px) and (min-width: 769px) {
    .diagnex-header { padding: 16px 28px; }
    .header-nav { gap: 22px; }
    .nav-anchor { font-size: 0.75rem; }

    .deal-grid { grid-template-columns: 1fr; gap: 28px; }
    .deal-card { padding: 40px 32px; }

    .market-stats-grid { grid-template-columns: repeat(2, 1fr); }
    .market-audiences  { grid-template-columns: 1fr; gap: 24px; }

    .value-grid { grid-template-columns: repeat(2, 1fr); gap: 24px; }
    .value-card:nth-child(1),
    .value-card:nth-child(3) { transform: none; }
    .value-card:nth-child(2) { transform: translateY(20px); }
    .value-card:nth-child(4) { transform: translateY(20px); }

    .pipeline-step { gap: 24px; }

    .team-grid { grid-template-columns: 1fr; gap: 44px; }
    .team-container { max-width: 680px; }
}