/* ============================================================
   STACKBOU — Custom WordPress Theme CSS
   Version: 1.0.0
   ============================================================ */

/* ---- 1. Design Tokens ---- */
:root {
    --color-bg:           #060a12;
    --color-bg-2:         #0a0f1e;
    --color-bg-3:         #0d1526;
    --color-bg-card:      #0f1b30;
    --color-bg-card-h:    #142040;
    --color-bg-section:   #080c18;

    --color-cyan:         #00d4ff;
    --color-cyan-dim:     rgba(0, 212, 255, 0.55);
    --color-cyan-glow:    rgba(0, 212, 255, 0.12);
    --color-cyan-border:  rgba(0, 212, 255, 0.25);
    --color-green:        #00e676;
    --color-green-dim:    rgba(0, 230, 118, 0.12);
    --color-red:          #ff4444;
    --color-red-dim:      rgba(255, 68, 68, 0.12);
    --color-amber:        #ffb300;
    --color-amber-dim:    rgba(255, 179, 0, 0.12);
    --color-blue:         #4488ff;
    --color-blue-dim:     rgba(68, 136, 255, 0.12);
    --color-purple:       #9c5cf6;
    --color-purple-dim:   rgba(156, 92, 246, 0.12);

    --color-text:         #dde5f0;
    --color-text-dim:     #7a8fa8;
    --color-text-muted:   #3d4e68;

    --color-border:       #162035;
    --color-border-light: #1e2d46;

    --font-body:    'DM Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-heading: 'Space Grotesk', var(--font-body);
    --font-mono:    'JetBrains Mono', 'Cascadia Code', 'Fira Code', 'Courier New', monospace;

    --radius-sm:  4px;
    --radius-md:  8px;
    --radius-lg:  12px;
    --radius-xl:  20px;

    --shadow-card:  0 1px 3px rgba(0,0,0,0.4), 0 4px 16px rgba(0,0,0,0.3);
    --shadow-glow:  0 0 24px rgba(0, 212, 255, 0.15);
    --shadow-hover: 0 4px 24px rgba(0,0,0,0.5), 0 0 32px rgba(0, 212, 255, 0.1);

    --transition: 0.22s ease;
    --transition-slow: 0.4s ease;

    --nav-height: 68px;
    --container-max: 1200px;
    --container-pad: clamp(1.25rem, 4vw, 2.5rem);
}

/* ---- 2. CSS Reset ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
    font-family: var(--font-body);
    font-size: 1rem;
    line-height: 1.65;
    color: var(--color-text);
    background-color: var(--color-bg);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}
img, svg { display: block; max-width: 100%; }
a { color: var(--color-cyan); text-decoration: none; transition: color var(--transition); }
a:hover { color: #fff; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
ul, ol { list-style: none; }
code { font-family: var(--font-mono); }
:focus-visible { outline: 2px solid var(--color-cyan); outline-offset: 3px; border-radius: var(--radius-sm); }

/* ---- 3. Accessibility ---- */
.screen-reader-text,
.skip-link {
    position: absolute;
    width: 1px; height: 1px;
    padding: 0; overflow: hidden;
    clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}
.skip-link:focus {
    position: fixed; top: 1rem; left: 1rem;
    width: auto; height: auto;
    padding: 0.5rem 1rem;
    background: var(--color-cyan); color: var(--color-bg);
    border-radius: var(--radius-sm);
    clip: auto; z-index: 9999;
    font-weight: 600;
}

/* ---- 4. Layout ---- */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-pad);
}

.section {
    padding: clamp(4rem, 8vw, 7rem) 0;
}

.section-header {
    text-align: center;
    max-width: 680px;
    margin: 0 auto clamp(2.5rem, 5vw, 4rem);
}

.section-label {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 0.78rem;
    font-weight: 500;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--color-cyan);
    margin-bottom: 0.75rem;
}

.section-heading {
    font-family: var(--font-heading);
    font-size: clamp(1.75rem, 3.5vw, 2.6rem);
    font-weight: 700;
    line-height: 1.2;
    color: var(--color-text);
    margin-bottom: 1rem;
    letter-spacing: -0.02em;
}

.section-description {
    font-size: 1.05rem;
    color: var(--color-text-dim);
    line-height: 1.7;
}

/* ---- 5. Scroll Animations ---- */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.55s ease, transform 0.55s ease;
}
.animate-on-scroll.is-visible {
    opacity: 1;
    transform: translateY(0);
}

/* ---- 6. Buttons ---- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.7rem 1.5rem;
    border-radius: var(--radius-md);
    font-family: var(--font-heading);
    font-size: 0.95rem;
    font-weight: 600;
    text-decoration: none;
    transition: all var(--transition);
    cursor: pointer;
    white-space: nowrap;
}

.btn-primary {
    background: var(--color-cyan);
    color: var(--color-bg);
}
.btn-primary:hover {
    background: #33ddff;
    color: var(--color-bg);
    box-shadow: 0 0 20px rgba(0, 212, 255, 0.4);
    transform: translateY(-1px);
}

.btn-emergency {
    background: transparent;
    color: var(--color-red);
    border: 1.5px solid var(--color-red);
    position: relative;
    overflow: hidden;
}
.btn-emergency::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--color-red-dim);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.3s ease;
}
.btn-emergency:hover { color: #fff; border-color: var(--color-red); }
.btn-emergency:hover::before { transform: scaleX(1); }

.btn-tier {
    background: transparent;
    color: var(--color-cyan);
    border: 1.5px solid var(--color-cyan-border);
    font-size: 0.9rem;
}
.btn-tier:hover {
    background: var(--color-cyan-glow);
    border-color: var(--color-cyan);
    color: var(--color-cyan);
}
.btn-tier-featured {
    background: var(--color-cyan);
    color: var(--color-bg);
    border-color: var(--color-cyan);
}
.btn-tier-featured:hover {
    background: #33ddff;
    color: var(--color-bg);
}

.btn-hosting {
    width: 100%;
    justify-content: center;
    background: transparent;
    color: var(--color-text-dim);
    border: 1.5px solid var(--color-border-light);
}
.btn-hosting:hover {
    border-color: var(--color-cyan);
    color: var(--color-cyan);
    background: var(--color-cyan-glow);
}
.btn-hosting-featured {
    background: var(--color-cyan);
    color: var(--color-bg);
    border-color: var(--color-cyan);
}
.btn-hosting-featured:hover {
    background: #33ddff;
    color: var(--color-bg);
    border-color: #33ddff;
}

/* ---- 7. Navigation ---- */
.site-nav {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 1000;
    height: var(--nav-height);
    background: rgba(6, 10, 18, 0.85);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--color-border);
    transition: background var(--transition), border-color var(--transition), box-shadow var(--transition);
}
.site-nav.is-scrolled {
    background: rgba(6, 10, 18, 0.97);
    box-shadow: 0 2px 20px rgba(0,0,0,0.4);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: var(--nav-height);
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-pad);
    gap: 1.5rem;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    text-decoration: none;
    flex-shrink: 0;
}
.nav-logo-icon { width: 44px; height: 44px; }
.nav-brand-text {
    font-family: var(--font-mono);
    font-size: 1.2rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    color: var(--color-text);
    transition: color var(--transition);
}
.nav-brand:hover .nav-brand-text { color: var(--color-cyan); }
.brand-stack { color: #ffffff; }
.brand-bou   { color: var(--color-cyan); }

.nav-social-fb {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    margin-left: 10px;
    border-radius: 6px;
    color: var(--color-text-muted);
    transition: color 0.2s, background 0.2s;
    flex-shrink: 0;
}
.nav-social-fb svg { width: 18px; height: 18px; }
.nav-social-fb:hover { color: #fff; background: rgba(24,119,242,0.2); }

.nav-menu {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    list-style: none;
}
.nav-link {
    display: block;
    padding: 0.45rem 0.85rem;
    font-size: 0.92rem;
    font-weight: 500;
    color: var(--color-text-dim);
    border-radius: var(--radius-sm);
    transition: all var(--transition);
    white-space: nowrap;
}
.nav-link:hover { color: var(--color-text); background: rgba(255,255,255,0.05); }
.nav-link.nav-cta {
    margin-left: 0.5rem;
    padding: 0.45rem 1rem;
    background: rgba(255, 68, 68, 0.1);
    border: 1.5px solid rgba(255, 68, 68, 0.4);
    color: var(--color-red);
    border-radius: var(--radius-md);
    font-weight: 600;
}
.nav-link.nav-cta:hover {
    background: rgba(255, 68, 68, 0.2);
    border-color: var(--color-red);
    color: #ff6666;
}
.nav-link.nav-fresh {
    color: var(--color-cyan);
    border: 1px solid var(--color-cyan-border);
    border-radius: var(--radius-md);
    padding: 0.4rem 0.85rem;
    font-size: 0.875rem;
    font-weight: 600;
    letter-spacing: 0.03em;
    transition: background var(--transition), border-color var(--transition), color var(--transition);
}
.nav-link.nav-fresh:hover {
    background: var(--color-cyan-glow);
    border-color: var(--color-cyan);
    color: #fff;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 36px; height: 36px;
    padding: 4px;
    border-radius: var(--radius-sm);
    transition: background var(--transition);
}
.nav-toggle:hover { background: rgba(255,255,255,0.06); }
.nav-toggle-bar {
    display: block;
    width: 100%; height: 2px;
    background: var(--color-text-dim);
    border-radius: 2px;
    transition: all 0.3s ease;
}
.nav-toggle.is-active .nav-toggle-bar:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.is-active .nav-toggle-bar:nth-child(2) { opacity: 0; transform: scaleX(0); }
.nav-toggle.is-active .nav-toggle-bar:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---- 8. Hero ---- */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: var(--nav-height);
    background-color: var(--color-bg);
    overflow: hidden;
}

.hero-grid-overlay {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(0, 212, 255, 0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 212, 255, 0.04) 1px, transparent 1px);
    background-size: 44px 44px;
    mask-image: radial-gradient(ellipse 80% 80% at 50% 40%, black 40%, transparent 80%);
    -webkit-mask-image: radial-gradient(ellipse 80% 80% at 50% 40%, black 40%, transparent 80%);
    pointer-events: none;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: clamp(2rem, 5vw, 5rem);
    align-items: center;
    padding-top: clamp(2rem, 5vh, 4rem);
    padding-bottom: clamp(2rem, 5vh, 4rem);
}

.hero-content { max-width: 560px; }

.hero-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 0.7rem;
    font-family: var(--font-heading);
    font-size: 0.9rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--color-cyan);
    margin-bottom: 1.25rem;
    padding: 0.35rem 1rem 0.35rem 0.6rem;
    background: var(--color-cyan-glow);
    border: 1px solid var(--color-cyan-border);
    border-radius: 100px;
}
.eyebrow-dot {
    width: 8px; height: 8px;
    border-radius: 50%;
    background: var(--color-cyan);
    box-shadow: 0 0 8px var(--color-cyan);
    animation: pulse-dot 2.5s ease-in-out infinite;
}

.hero-heading {
    font-family: var(--font-heading);
    font-size: clamp(1.9rem, 4vw, 2.9rem);
    font-weight: 700;
    line-height: 1.15;
    letter-spacing: -0.025em;
    color: var(--color-text);
    margin-bottom: 1rem;
}

.hero-identity {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 500;
    color: var(--color-text);
    line-height: 1.55;
    margin-bottom: 1.25rem;
    padding-bottom: 1.25rem;
    border-bottom: 1px solid var(--color-border);
}
.hero-heading-accent { color: var(--color-cyan); }

.hero-description {
    font-size: 1.05rem;
    color: var(--color-text-dim);
    line-height: 1.7;
    margin-bottom: 1.75rem;
}

.hero-stats {
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
    margin-bottom: 2rem;
    list-style: none;
}
.hero-stat {
    display: flex;
    align-items: center;
    gap: 0.7rem;
    font-size: 0.92rem;
    color: var(--color-text-dim);
}
.hero-stat svg { flex-shrink: 0; }

.hero-actions {
    display: flex;
    gap: 0.85rem;
    flex-wrap: wrap;
}

/* Hero Visual */
.hero-visual {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    align-items: center;
}

.hero-cube-wrap {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 200px;
    height: 200px;
    animation: cube-float 6s ease-in-out infinite;
}
.hero-cube-glow {
    position: absolute;
    inset: -20px;
    background: radial-gradient(circle, rgba(0, 212, 255, 0.15) 0%, transparent 70%);
    border-radius: 50%;
    animation: glow-pulse 4s ease-in-out infinite;
}
.hero-cube-svg {
    width: 180px;
    height: 180px;
    filter: drop-shadow(0 0 8px rgba(0, 212, 255, 0.3));
}
.circuit-node { animation: node-blink 3s ease-in-out infinite; }
.circuit-node:nth-child(2) { animation-delay: 0.4s; }
.circuit-node:nth-child(3) { animation-delay: 0.8s; }
.circuit-node:nth-child(4) { animation-delay: 1.2s; }
.circuit-node:nth-child(5) { animation-delay: 0.6s; }
.circuit-node:nth-child(6) { animation-delay: 1.6s; }

/* Terminal Window */
.terminal-window {
    width: 100%;
    background: #05080f;
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-card), var(--shadow-glow);
}

.terminal-bar {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.6rem 1rem;
    background: #090d18;
    border-bottom: 1px solid var(--color-border);
}
.dot {
    width: 12px; height: 12px;
    border-radius: 50%;
    flex-shrink: 0;
}
.dot-red   { background: #ff5f57; }
.dot-amber { background: #febc2e; }
.dot-green { background: #28c840; }
.terminal-title {
    font-family: var(--font-mono);
    font-size: 0.78rem;
    color: var(--color-text-muted);
    margin-left: 0.25rem;
    flex: 1;
    text-align: center;
}

.terminal-body {
    padding: 1.1rem 1.25rem;
    min-height: 180px;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    line-height: 1.8;
    overflow-y: auto;
    scroll-behavior: smooth;
}
.terminal-line { display: block; color: var(--color-text-dim); }
.terminal-line.terminal-green { color: var(--color-green); }
.terminal-line.terminal-red   { color: var(--color-red); }
.terminal-line.terminal-amber { color: var(--color-amber); }
.terminal-line.terminal-cyan  { color: var(--color-cyan); }
.terminal-line.terminal-dim   { color: var(--color-text-muted); }
.terminal-cursor::after {
    content: '█';
    color: var(--color-cyan);
    animation: blink-cursor 1s step-end infinite;
    font-size: 0.75rem;
}

.hero-terminal { max-width: 480px; width: 100%; }
.hero-terminal .terminal-body { height: 240px; min-height: unset; overflow-y: auto; }

.hero-scroll-hint {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.35rem;
    color: var(--color-text-muted);
    font-size: 0.72rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    pointer-events: none;
    will-change: opacity, transform;
    animation: scroll-hint-fade 3s ease-in-out 1.5s both;
}
.hero-scroll-hint-chevron {
    width: 20px;
    height: 20px;
    animation: scroll-bounce 1.8s ease-in-out infinite;
    will-change: transform, opacity;
}
@keyframes scroll-bounce {
    0%, 100% { transform: translateY(0); opacity: 0.4; }
    50% { transform: translateY(5px); opacity: 0.85; }
}
@keyframes scroll-hint-fade {
    from { opacity: 0; transform: translateX(-50%) translateY(8px); }
    to   { opacity: 1; transform: translateX(-50%) translateY(0); }
}

/* ---- 9. Stats Bar ---- */
.stats-bar {
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
    background: var(--color-bg-3);
    padding: 0;
}
.stats-bar-inner {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0;
    flex-wrap: wrap;
}
.stats-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 1.5rem 2.5rem;
    gap: 0.15rem;
    text-align: center;
}
.stats-number {
    font-family: var(--font-heading);
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--color-cyan);
    line-height: 1;
}
.stats-label {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    white-space: nowrap;
}
.stats-divider {
    width: 1px;
    height: 40px;
    background: var(--color-border-light);
    flex-shrink: 0;
}

/* ---- 10. Problem Section ---- */
.problem-section { background: var(--color-bg-section); }
.problem-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: clamp(2rem, 5vw, 5rem);
    align-items: start;
}
.problem-copy .section-heading { text-align: left; margin-bottom: 1.25rem; }
.problem-copy .section-label { text-align: left; }
.problem-body p {
    color: var(--color-text-dim);
    margin-bottom: 1rem;
    line-height: 1.75;
}
.problem-points { display: flex; flex-direction: column; gap: 1rem; padding-top: 0.5rem; }
.point-card {
    padding: 1.25rem 1.5rem;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    transition: border-color var(--transition), box-shadow var(--transition);
}
.point-card:hover {
    border-color: var(--color-border-light);
    box-shadow: var(--shadow-card);
}
.point-icon {
    font-size: 1.3rem;
    margin-bottom: 0.6rem;
}
.point-icon-red   { color: var(--color-red); }
.point-icon-amber { color: var(--color-amber); }
.point-icon-cyan  { color: var(--color-cyan); }
.point-card h3 {
    font-family: var(--font-heading);
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 0.4rem;
}
.point-card p { font-size: 0.9rem; color: var(--color-text-dim); line-height: 1.65; }

/* ---- 11. Diagnostic Section ---- */
.diagnostic-section { background: var(--color-bg-2); }
.diagnostic-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-cyan-border);
    border-radius: var(--radius-xl);
    padding: clamp(1.75rem, 4vw, 3rem);
    box-shadow: var(--shadow-glow);
}
.diagnostic-header {
    display: flex;
    align-items: flex-start;
    gap: 2rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}
.diagnostic-price-badge {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-cyan);
    background: var(--color-cyan-glow);
    border: 2px solid var(--color-cyan-border);
    border-radius: var(--radius-lg);
    padding: 0.6rem 1.5rem;
    line-height: 1;
    white-space: nowrap;
    flex-shrink: 0;
}
.diagnostic-title-group { flex: 1; min-width: 200px; }
.diagnostic-title-group .section-heading { text-align: left; margin-bottom: 0; }
.diagnostic-title-group .section-label { display: block; margin-bottom: 0.5rem; }
.diagnostic-intro {
    color: var(--color-text-dim);
    line-height: 1.7;
    margin-bottom: 2rem;
    font-size: 1.02rem;
}
.diagnostic-outcomes {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 1.5rem;
    align-items: center;
    margin-bottom: 2rem;
}
.outcome-arrow {
    color: var(--color-text-muted);
    font-size: 1.5rem;
    text-align: center;
    flex-shrink: 0;
}
.outcome {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
    padding: 1.25rem;
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    background: var(--color-bg-3);
    transition: border-color var(--transition);
}
.outcome:hover { border-color: var(--color-border-light); }
.outcome-icon {
    font-size: 1.4rem;
    flex-shrink: 0;
    margin-top: 2px;
}
.outcome-icon-green { color: var(--color-green); }
.outcome-icon-amber { color: var(--color-amber); }
.outcome-title {
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 0.4rem;
}
.outcome-body p { font-size: 0.9rem; color: var(--color-text-dim); line-height: 1.65; margin-bottom: 0.75rem; }
.outcome-tag {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 500;
    padding: 0.25rem 0.75rem;
    border-radius: 100px;
}
.outcome-tag-green { background: var(--color-green-dim); color: var(--color-green); }
.outcome-tag-amber { background: var(--color-amber-dim); color: var(--color-amber); }
.diagnostic-cta {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
    padding-top: 1.5rem;
    border-top: 1px solid var(--color-border);
}
.diagnostic-cta-note {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    font-family: var(--font-mono);
}

/* ---- 12. Services Grid ---- */
.services-section { background: var(--color-bg); }
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(min(300px, 100%), 1fr));
    gap: 1.25rem;
}
.service-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    position: relative;
    transition: border-color var(--transition), box-shadow var(--transition), transform var(--transition);
    display: flex;
    flex-direction: column;
}
.service-card:hover {
    border-color: var(--color-border-light);
    box-shadow: var(--shadow-hover);
    transform: translateY(-3px);
}
.service-card-featured { border-color: var(--color-cyan-border); }
.service-card-featured:hover { border-color: var(--color-cyan); box-shadow: var(--shadow-hover), var(--shadow-glow); }
.service-card-build {
    border-color: var(--color-cyan-border);
    background: linear-gradient(135deg, var(--color-bg-card) 0%, rgba(0, 212, 255, 0.04) 100%);
    grid-column: 1 / -1;
}
.service-card-build:hover { border-color: var(--color-cyan); box-shadow: var(--shadow-hover), var(--shadow-glow); }
.service-card-build .service-body { flex-direction: row; align-items: center; gap: 2rem; flex-wrap: wrap; }
.service-card-build .service-footer { margin-top: 0; }

.service-severity {
    height: 3px;
    width: 100%;
    flex-shrink: 0;
}
.service-severity-red    { background: var(--color-red); }
.service-severity-amber  { background: var(--color-amber); }
.service-severity-green  { background: var(--color-green); }
.service-severity-blue   { background: var(--color-blue); }
.service-severity-purple { background: var(--color-purple); }
.service-severity-cyan   { background: var(--color-cyan); }

.service-badge {
    position: absolute;
    top: 0.9rem; right: 0.9rem;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    padding: 0.2rem 0.6rem;
    background: var(--color-cyan-glow);
    border: 1px solid var(--color-cyan-border);
    color: var(--color-cyan);
    border-radius: 100px;
}

.service-body {
    padding: 1.25rem 1.5rem 1.5rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}
.service-icon {
    font-size: 1.8rem;
    margin-bottom: 0.75rem;
    display: block;
}
.service-name {
    font-family: var(--font-heading);
    font-size: 1.02rem;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 0.6rem;
    line-height: 1.3;
}
.service-symptom {
    font-size: 0.82rem;
    color: var(--color-cyan-dim);
    font-family: var(--font-mono);
    margin-bottom: 0.6rem;
    line-height: 1.5;
}

.service-target {
    font-size: 0.875rem;
    color: var(--color-text-dim);
    line-height: 1.65;
    flex: 1;
    margin-bottom: 1.25rem;
}
.service-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    padding-top: 1rem;
    border-top: 1px solid var(--color-border);
    margin-top: auto;
}
.service-price {
    font-family: var(--font-heading);
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--color-text);
}
.service-price-red    { color: var(--color-red); }
.service-price-green  { color: var(--color-green); }
.service-price-blue   { color: var(--color-blue); }
.service-price-purple { color: var(--color-purple); }
.service-price-cyan   { color: var(--color-cyan); }
.service-cta {
    font-family: var(--font-heading);
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-text-dim);
    padding: 0.35rem 0.8rem;
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-sm);
    transition: all var(--transition);
    white-space: nowrap;
}
.service-cta:hover { color: var(--color-cyan); border-color: var(--color-cyan); background: var(--color-cyan-glow); }

/* ---- 13. Plugin Tiers ---- */
.plugins-section { background: var(--color-bg-section); }
.tiers-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    align-items: stretch;
}
.tier-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: 2rem 1.75rem;
    position: relative;
    transition: border-color var(--transition), box-shadow var(--transition), transform var(--transition);
    display: flex;
    flex-direction: column;
    gap: 1rem;
}
.tier-card:hover {
    border-color: var(--color-border-light);
    box-shadow: var(--shadow-hover);
    transform: translateY(-4px);
}
.tier-card-featured {
    border-color: var(--color-cyan-border);
    box-shadow: var(--shadow-glow);
}
.tier-card-featured:hover { border-color: var(--color-cyan); }

.tier-badge {
    position: absolute;
    top: -13px;
    left: 50%;
    transform: translateX(-50%);
    font-family: var(--font-mono);
    font-size: 0.72rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    padding: 0.25rem 0.9rem;
    background: var(--color-cyan);
    color: var(--color-bg);
    border-radius: 100px;
    white-space: nowrap;
}
.tier-number {
    font-family: var(--font-mono);
    font-size: 2.5rem;
    font-weight: 600;
    color: var(--color-text-muted);
    line-height: 1;
}
.tier-label {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--color-text);
    line-height: 1.2;
}
.tier-price-range {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-cyan);
}
.tier-plus {
    font-size: 1rem;
    vertical-align: super;
}
.tier-description {
    font-size: 0.9rem;
    color: var(--color-text-dim);
    line-height: 1.65;
}
.tier-examples {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    flex: 1;
}
.tier-examples li {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    padding-left: 1.1rem;
    position: relative;
}
.tier-examples li::before {
    content: '>';
    position: absolute;
    left: 0;
    color: var(--color-cyan);
    font-family: var(--font-mono);
    font-size: 0.75rem;
}
.tier-card .btn-tier { align-self: flex-start; width: 100%; justify-content: center; margin-top: auto; }
.hosting-card .btn-hosting { width: 100%; justify-content: center; margin-top: auto; }

/* ---- 14. Plugin Enquiry Section ---- */
.plugin-enquiry-section { background: var(--color-bg-2); }

/* ---- 15. Hosting Plans ---- */
.hosting-section { background: var(--color-bg-2); }
.hosting-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    align-items: stretch;
    max-width: 900px;
    margin: 0 auto;
}
.hosting-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: 2rem;
    position: relative;
    transition: border-color var(--transition), box-shadow var(--transition), transform var(--transition);
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}
.hosting-card:hover {
    border-color: var(--color-border-light);
    box-shadow: var(--shadow-hover);
    transform: translateY(-4px);
}
.hosting-card-featured {
    border-color: var(--color-cyan-border);
    box-shadow: var(--shadow-glow);
}
.hosting-card-featured:hover { border-color: var(--color-cyan); }
.hosting-featured-badge {
    position: absolute;
    top: -13px;
    left: 50%;
    transform: translateX(-50%);
    font-family: var(--font-mono);
    font-size: 0.72rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    padding: 0.25rem 0.9rem;
    background: var(--color-cyan);
    color: var(--color-bg);
    border-radius: 100px;
    white-space: nowrap;
}
.hosting-plan-name {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 0.5rem;
}
.hosting-price { display: flex; align-items: baseline; gap: 0.3rem; flex-wrap: wrap; }
.hosting-price-range {
    font-family: var(--font-heading);
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--color-cyan);
}
.hosting-price-period {
    font-size: 0.9rem;
    color: var(--color-text-muted);
}
.hosting-ideal {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    margin-top: 0.25rem;
}
.hosting-features {
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
    list-style: none;
    flex: 1;
}
.hosting-features li {
    display: flex;
    align-items: flex-start;
    gap: 0.7rem;
    font-size: 0.9rem;
    color: var(--color-text-dim);
}
.feature-check {
    color: var(--color-text-muted);
    flex-shrink: 0;
    font-size: 0.85rem;
    margin-top: 2px;
}
.feature-check-cyan { color: var(--color-cyan); }

/* ---- 16. Partners Section ---- */
.partners-section { background: var(--color-bg); }
.partners-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}
.partner-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: 2rem;
    transition: border-color var(--transition), box-shadow var(--transition), transform var(--transition);
}
.partner-card:hover {
    border-color: var(--color-border-light);
    box-shadow: var(--shadow-hover);
    transform: translateY(-3px);
}
.partner-icon { font-size: 2rem; margin-bottom: 1rem; }
.partner-card h3 {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 0.75rem;
}
.partner-card > p {
    font-size: 0.9rem;
    color: var(--color-text-dim);
    line-height: 1.7;
    margin-bottom: 1.25rem;
}
.partner-needs {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
    list-style: none;
}
.partner-needs li {
    font-size: 0.84rem;
    color: var(--color-text-muted);
    padding-left: 1.1rem;
    position: relative;
}
.partner-needs li::before {
    content: '>';
    position: absolute;
    left: 0;
    color: var(--color-cyan-dim);
    font-family: var(--font-mono);
    font-size: 0.75rem;
}

/* ---- 16. Triage Form ---- */
.triage-section { background: var(--color-bg-section); }
.triage-header { text-align: center; max-width: 680px; margin: 0 auto clamp(2rem, 4vw, 3rem); }
.triage-header .section-heading, .triage-header .section-label { text-align: center; }

.triage-form-wrap {
    max-width: 840px;
    margin: 0 auto;
}

.triage-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-fieldset {
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 1.75rem;
    background: var(--color-bg-card);
}

.form-legend {
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-text);
    padding: 0 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}
.form-legend-number {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--color-cyan);
    background: var(--color-cyan-glow);
    border: 1px solid var(--color-cyan-border);
    width: 26px; height: 26px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}
.form-legend-optional {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    font-weight: 400;
    color: var(--color-text-muted);
    margin-left: 0.25rem;
}

.fieldset-note {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    margin: 0.75rem 0 1.25rem;
    line-height: 1.65;
    padding: 0.75rem 1rem;
    background: var(--color-bg-3);
    border-left: 2px solid var(--color-amber);
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}
.form-link { color: var(--color-cyan); }
.form-link:hover { text-decoration: underline; }

.form-row {
    display: grid;
    gap: 1rem;
    margin-top: 1.25rem;
}
.form-row-2 { grid-template-columns: 1fr 1fr; }
.form-row-3 { grid-template-columns: 1fr 1fr 1fr; }

.form-group { display: flex; flex-direction: column; gap: 0.45rem; margin-top: 1.25rem; }
.form-group:first-child { margin-top: 0; }
.form-row .form-group { margin-top: 0; }

.form-label {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--color-text-dim);
}
.form-label-note {
    font-size: 0.78rem;
    color: var(--color-text-muted);
    font-weight: 400;
}
.required { color: var(--color-red); }

.form-input {
    background: var(--color-bg-3);
    border: 1.5px solid var(--color-border-light);
    border-radius: var(--radius-md);
    padding: 0.65rem 0.9rem;
    font-family: var(--font-body);
    font-size: 0.92rem;
    color: var(--color-text);
    width: 100%;
    transition: border-color var(--transition), box-shadow var(--transition), background var(--transition);
    line-height: 1.5;
    -webkit-appearance: none;
}
.form-input::placeholder { color: var(--color-text-muted); }
.form-input:focus {
    outline: none;
    border-color: var(--color-cyan);
    background: #0a1022;
    box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.1);
}
.form-textarea { resize: vertical; min-height: 80px; }

.form-select {
    -webkit-appearance: none;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%237a8fa8' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.85rem center;
    padding-right: 2.5rem;
    cursor: pointer;
}
.form-select:focus { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%2300d4ff' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E"); }
.form-select option { background: #0d1526; color: var(--color-text); }

.form-subhead {
    font-family: var(--font-heading);
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--color-text-dim);
    margin-top: 1.5rem;
    margin-bottom: 0.25rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--color-border);
}

.checkbox-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.6rem;
    margin-top: 0.5rem;
}

.checkbox-item, .radio-item {
    display: flex;
    align-items: flex-start;
    gap: 0.65rem;
    font-size: 0.88rem;
    color: var(--color-text-dim);
    cursor: pointer;
    padding: 0.6rem 0.75rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    background: var(--color-bg-3);
    transition: border-color var(--transition), background var(--transition);
    -webkit-user-select: none;
    user-select: none;
}
.checkbox-item:hover, .radio-item:hover {
    border-color: var(--color-border-light);
    background: var(--color-bg-card-h);
}
.checkbox-item input, .radio-item input { display: none; }

.checkbox-custom, .radio-custom {
    width: 18px; height: 18px;
    border: 1.5px solid var(--color-border-light);
    border-radius: var(--radius-sm);
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition);
    margin-top: 1px;
}
.radio-custom { border-radius: 50%; }

.checkbox-item input:checked ~ .checkbox-custom {
    background: var(--color-cyan);
    border-color: var(--color-cyan);
}
.checkbox-item input:checked ~ .checkbox-custom::after {
    content: '✓';
    font-size: 0.7rem;
    color: var(--color-bg);
    font-weight: 700;
}
.radio-item input:checked ~ .radio-custom {
    border-color: var(--color-cyan);
}
.radio-item input:checked ~ .radio-custom::after {
    content: '';
    width: 8px; height: 8px;
    background: var(--color-cyan);
    border-radius: 50%;
}
.checkbox-item input:checked ~ span:last-child,
.radio-item input:checked ~ span:last-child { color: var(--color-text); }

.radio-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-top: 0.5rem;
}

.checkbox-item-agreement {
    margin-top: 0;
    border-color: var(--color-amber-dim);
    background: rgba(255, 179, 0, 0.04);
    padding: 1rem;
    align-items: flex-start;
    border-radius: var(--radius-lg);
}
.checkbox-item-agreement:hover { border-color: var(--color-amber); }

.form-submit-row {
    display: flex;
    align-items: center;
    gap: 1.25rem;
    flex-wrap: wrap;
    padding-top: 0.5rem;
}
.form-submit-note {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--color-text-muted);
}

.btn-submit {
    padding: 0.85rem 2rem;
    font-family: var(--font-mono);
    font-size: 0.95rem;
}
.btn-submit:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

#repair-response,
#plugin-response { font-family: var(--font-mono); font-size: 0.9rem; }
.form-success {
    color: var(--color-green);
    background: var(--color-green-dim);
    border: 1px solid rgba(0, 230, 118, 0.25);
    border-radius: var(--radius-md);
    padding: 1rem 1.25rem;
}
.form-error {
    color: var(--color-red);
    background: var(--color-red-dim);
    border: 1px solid rgba(255, 68, 68, 0.25);
    border-radius: var(--radius-md);
    padding: 1rem 1.25rem;
}

/* ---- 17. Footer ---- */
.site-footer {
    background: var(--color-bg-2);
    border-top: 1px solid var(--color-border);
    padding: clamp(2.5rem, 5vw, 4rem) 0 0;
}
.footer-container {
    display: grid;
    grid-template-columns: 1.4fr 1.6fr 1fr;
    gap: clamp(2rem, 4vw, 4rem);
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-pad);
    padding-bottom: 3rem;
}
.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    text-decoration: none;
    margin-bottom: 0.75rem;
}
.footer-logo svg { width: 32px; height: 32px; }
.footer-logo span {
    font-family: var(--font-mono);
    font-size: 0.95rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    color: var(--color-text);
}
.footer-tagline {
    font-size: 0.95rem;
    color: var(--color-text-dim);
    margin-bottom: 0.25rem;
}
.footer-sub { font-size: 0.84rem; color: var(--color-text-muted); }

.footer-info { padding-top: 0.25rem; }
.footer-info-heading {
    font-family: var(--font-heading);
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-text-muted);
    margin-bottom: 1rem;
}
.footer-info-text {
    font-size: 0.9rem;
    color: var(--color-text-dim);
    line-height: 1.75;
}

.footer-links-heading {
    font-family: var(--font-heading);
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-text-muted);
    margin-bottom: 1rem;
}
.footer-links ul { display: flex; flex-direction: column; gap: 0.6rem; list-style: none; }
.footer-links a {
    font-size: 0.9rem;
    color: var(--color-text-dim);
    transition: color var(--transition);
}
.footer-links a:hover { color: var(--color-text); }

.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    flex-wrap: wrap;
    border-top: 1px solid var(--color-border);
    padding: 1.25rem var(--container-pad);
    max-width: var(--container-max);
    margin: 0 auto;
    font-size: 0.82rem;
    color: var(--color-text-muted);
    font-family: var(--font-mono);
}
.footer-bottom-note { color: var(--color-text-muted); }

.footer-social {
    display: flex;
    gap: 12px;
    margin-top: 16px;
}

.footer-social a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 8px;
    border: 1px solid var(--color-cyan-border);
    color: var(--color-text-muted);
    transition: color 0.2s, border-color 0.2s, background 0.2s;
}

.footer-social a svg {
    width: 18px;
    height: 18px;
}

.footer-social a:hover {
    color: #fff;
    border-color: #1877f2;
    background: rgba(24, 119, 242, 0.15);
}

/* ---- 18. Animations ---- */
@keyframes pulse-dot {
    0%, 100% { transform: scale(1); opacity: 0.8; }
    50% { transform: scale(1.3); opacity: 1; }
}
@keyframes glow-pulse {
    0%, 100% { opacity: 0.5; transform: scale(0.9); }
    50% { opacity: 1; transform: scale(1.1); }
}
@keyframes cube-float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-12px); }
}
@keyframes node-blink {
    0%, 80%, 100% { opacity: 1; }
    40% { opacity: 0.25; }
}
@keyframes blink-cursor {
    50% { opacity: 0; }
}

/* ---- 18b. How It Works ---- */
.how-section { background: var(--color-bg); }
.how-steps {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0;
    position: relative;
    max-width: 1000px;
    margin: 0 auto;
}
.how-steps::before {
    content: '';
    position: absolute;
    top: 28px;
    left: calc(12.5% + 20px);
    right: calc(12.5% + 20px);
    height: 1px;
    background: linear-gradient(90deg, var(--color-cyan-border), var(--color-cyan-dim), var(--color-cyan-border));
    pointer-events: none;
}
.how-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 0 1.25rem;
    position: relative;
}
.how-step-number {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: var(--color-bg-card);
    border: 1.5px solid var(--color-cyan-border);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-mono);
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-cyan);
    margin-bottom: 1.25rem;
    position: relative;
    z-index: 1;
    flex-shrink: 0;
    box-shadow: 0 0 20px rgba(0, 212, 255, 0.1);
    transition: border-color var(--transition), box-shadow var(--transition);
}
.how-step:hover .how-step-number {
    border-color: var(--color-cyan);
    box-shadow: 0 0 28px rgba(0, 212, 255, 0.25);
}
.how-step-title {
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 0.5rem;
}
.how-step-body {
    font-size: 0.875rem;
    color: var(--color-text-dim);
    line-height: 1.65;
}
.how-step-tag {
    display: inline-block;
    margin-top: 0.75rem;
    font-family: var(--font-mono);
    font-size: 0.72rem;
    padding: 0.2rem 0.65rem;
    border-radius: 100px;
    background: var(--color-cyan-glow);
    color: var(--color-cyan);
    border: 1px solid var(--color-cyan-border);
}

/* ---- 19. Responsive ---- */

/* Tablet: ≤ 1024px */
@media (max-width: 1024px) {
    .hero-container { gap: 2rem; }
    .tiers-grid { grid-template-columns: 1fr; max-width: 520px; margin: 0 auto; }
    .tier-card { flex-direction: row; flex-wrap: wrap; }
    .tier-number { min-width: 60px; }
    .footer-container { grid-template-columns: 1fr 1fr; }
    .footer-links { grid-column: 1 / -1; }
    .diagnostic-outcomes { grid-template-columns: 1fr; }
    .outcome-arrow { transform: rotate(0deg); font-size: 1.2rem; text-align: left; }
    .partners-grid { grid-template-columns: 1fr 1fr; }
    .partners-grid .partner-card:last-child { grid-column: 1 / -1; max-width: 540px; margin: 0 auto; width: 100%; }
    .how-steps { grid-template-columns: 1fr 1fr; gap: 2.5rem; }
    .how-steps::before { display: none; }
}

/* Mobile: ≤ 768px */
@media (max-width: 768px) {
    :root { --nav-height: 60px; }

    /* Expand the nav bar itself — avoids backdrop-filter containing-block trap */
    .site-nav {
        height: var(--nav-height);
        overflow: hidden;
        transition: height 0.28s ease, background var(--transition), border-color var(--transition), box-shadow var(--transition);
    }
    body.nav-open .site-nav {
        height: 100vh;
        height: 100dvh;
        overflow-y: auto;
        background: rgba(6, 10, 18, 0.99);
        -webkit-backdrop-filter: none;
        backdrop-filter: none;
    }

    /* Two-row flex layout: [brand | toggle] then [menu items] */
    .nav-container {
        flex-wrap: wrap;
        height: auto;
        align-items: center;
    }
    .nav-brand  { height: var(--nav-height); }
    .nav-toggle { display: flex; height: var(--nav-height); }

    /* Menu flows as second row inside the expanded nav — no fixed positioning */
    .nav-menu {
        display: none;
        position: static;
        inset: auto;
        z-index: auto;
        width: 100%;
        flex-direction: column;
        align-items: stretch;
        background: transparent;
        -webkit-backdrop-filter: none;
        backdrop-filter: none;
        overflow-y: visible;
        padding: 0.5rem var(--container-pad) 2rem;
        gap: 0.25rem;
    }
    .nav-menu.is-open { display: flex; }
    body.nav-open { overflow: hidden; }

    .nav-link {
        padding: 0.9rem 1rem;
        font-size: 1.1rem;
        border-radius: var(--radius-md);
    }
    .nav-link.nav-cta {
        margin-left: 0;
        margin-top: 0.5rem;
        text-align: center;
        justify-content: center;
    }
    .nav-link.nav-fresh {
        margin-top: 0.25rem;
        text-align: center;
        justify-content: center;
    }

    .hero-container { grid-template-columns: 1fr; gap: 2.5rem; }
    .hero-content { max-width: 100%; text-align: left; }
    .hero-visual { order: -1; }
    .hero-cube-wrap { width: 140px; height: 140px; }
    .hero-cube-svg { width: 130px; height: 130px; }

    .problem-container { grid-template-columns: 1fr; }
    .hosting-grid { grid-template-columns: 1fr; }
    .partners-grid { grid-template-columns: 1fr; }
    .partners-grid .partner-card:last-child { grid-column: auto; max-width: 100%; }
    .tiers-grid { max-width: 100%; }
    .how-steps {
        grid-template-columns: 1fr;
        gap: 0;
        max-width: 480px;
        margin-left: auto;
        margin-right: auto;
    }
    .how-step {
        flex-direction: row;
        align-items: flex-start;
        text-align: left;
        padding: 0 0 2rem 0;
        gap: 1.25rem;
    }
    .how-step:last-child { padding-bottom: 0; }
    .how-step-number { margin-bottom: 0; flex-shrink: 0; }
    /* Vertical connector line between each step */
    .how-step:not(:last-child)::after {
        content: '';
        position: absolute;
        left: 27px;
        top: 56px;
        bottom: 0;
        width: 1px;
        background: linear-gradient(to bottom, var(--color-cyan-border), transparent 90%);
        pointer-events: none;
    }
    .tier-card { flex-direction: column; }

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

    .stats-bar-inner { gap: 0; }
    .stats-item { padding: 1rem 1.25rem; }
    .stats-divider { height: 1px; width: 100%; }

    .form-row-2, .form-row-3 { grid-template-columns: 1fr; }
    .checkbox-grid { grid-template-columns: 1fr; }

    .diagnostic-header { flex-direction: column; gap: 1rem; }
    .diagnostic-price-badge { align-self: flex-start; }

    .footer-container { grid-template-columns: 1fr; }
    .footer-bottom { flex-direction: column; align-items: flex-start; gap: 0.5rem; }
}

/* Small mobile: ≤ 480px */
@media (max-width: 480px) {
    .hero-actions { flex-direction: column; }
    .hero-actions .btn { width: 100%; justify-content: center; }
    .form-submit-row { flex-direction: column; align-items: stretch; }
    .btn-submit { width: 100%; justify-content: center; }
    .hero-terminal { display: none; }
}