/* ==========================================
   WebShark Health - Modern Landing Page Styles
   ========================================== */

/* CSS Variables for Easy Customization */
:root {
    --primary-color: #2563eb;
    --primary-light: #3b82f6;
    --primary-dark: #1e40af;
    --secondary-color: #7c3aed;
    --accent-color: #06b6d4;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --dark-bg: #0f172a;
    --light-bg: #ffffff;
    --text-dark: #1e293b;
    --text-light: #64748b;
    --text-muted: #94a3b8;

    /* Gradients */
    --gradient-1: linear-gradient(135deg, #2563eb 0%, #7c3aed 50%, #06b6d4 100%);
    --gradient-2: linear-gradient(135deg, rgba(37, 99, 235, 0.1) 0%, rgba(124, 58, 237, 0.1) 100%);
    --gradient-3: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-4: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --gradient-hero: radial-gradient(ellipse at top, rgba(37, 99, 235, 0.15), transparent 50%);

    /* Glass Effects */
    --glass-bg: rgba(255, 255, 255, 0.5);
    --glass-bg-dark: rgba(255, 255, 255, 0.3);
    --glass-border: rgba(255, 255, 255, 0.6);

    /* Shadows */
    --shadow-xs: 0 1px 3px rgba(0, 0, 0, 0.05);
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.15);
    --shadow-xl: 0 30px 80px rgba(0, 0, 0, 0.2);
    --shadow-colored: 0 20px 60px rgba(37, 99, 235, 0.3);

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;

    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 24px;
    --radius-full: 50px;

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
}

/* ==========================================
   Base Styles & Reset
   ========================================== */

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', sans-serif;
    color: var(--text-dark);
    background: var(--light-bg);
    line-height: 1.7;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    letter-spacing: -0.02em;
    line-height: 1.2;
    font-family: 'DM Sans', 'Inter', sans-serif;
    color: var(--text-dark);
}

p {
    color: var(--text-light);
    line-height: 1.8;
}

a {
    text-decoration: none;
    transition: all var(--transition-base);
}

img {
    max-width: 100%;
    height: auto;
}

/* ==========================================
   Glassmorphism Components
   ========================================== */

.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    transition: all var(--transition-base);
}

.glass-card:hover {
    background: var(--glass-bg-dark);
    box-shadow: var(--shadow-xl);
}

.glass-navbar {
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.08);
}

/* ==========================================
   Navigation Bar
   ========================================== */

.navbar-premium {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    background: rgba(255, 255, 255, 0.9);
    border-bottom: 1px solid rgba(0, 0, 0, 0.06);
    padding: 1.2rem 0;
    transition: all var(--transition-base);
}

.navbar-premium.scrolled {
    padding: 0.8rem 0;
    box-shadow: var(--shadow-md);
    background: rgba(255, 255, 255, 0.95);
}

.navbar-brand img {
    height: 45px;
    transition: transform var(--transition-base);
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
}

.navbar-brand:hover img {
    transform: scale(1.05);
}

.nav-link {
    color: var(--text-dark) !important;
    font-weight: 500;
    font-size: 15px;
    margin: 0 1rem;
    transition: all var(--transition-base);
    position: relative;
    padding: 0.5rem 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 3px;
    background: var(--gradient-1);
    border-radius: var(--radius-full);
    transition: width var(--transition-base);
}

.nav-link:hover {
    color: var(--primary-color) !important;
}

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

/* ==========================================
   Buttons
   ========================================== */

.btn-premium {
    background: var(--gradient-1);
    color: white;
    padding: 14px 32px;
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 16px;
    border: none;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.btn-premium::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(255,255,255,0.2) 0%, transparent 100%);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.btn-premium:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: var(--shadow-xl), var(--shadow-colored);
    color: white;
}

.btn-premium:hover::before {
    opacity: 1;
}

.btn-premium:active {
    transform: translateY(-1px) scale(0.98);
}

.btn-secondary-premium {
    background: rgba(37, 99, 235, 0.08);
    backdrop-filter: blur(10px);
    color: var(--primary-color);
    padding: 14px 32px;
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 16px;
    border: 2px solid rgba(37, 99, 235, 0.2);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
}

.btn-secondary-premium:hover {
    background: rgba(37, 99, 235, 0.15);
    border-color: var(--primary-color);
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
    color: var(--primary-color);
}

/* ==========================================
   Hero Section
   ========================================== */

.hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 140px 0 100px;
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, #f8faff 0%, #ffffff 50%, #f0f4ff 100%);
}

.hero-section::before {
    content: '';
    position: absolute;
    top: -10%;
    left: -10%;
    width: 60%;
    height: 60%;
    background: radial-gradient(circle, rgba(37, 99, 235, 0.15) 0%, transparent 70%);
    border-radius: 50%;
    z-index: 0;
    animation: float-slow 20s ease-in-out infinite;
}

.hero-section::after {
    content: '';
    position: absolute;
    bottom: -10%;
    right: -10%;
    width: 50%;
    height: 50%;
    background: radial-gradient(circle, rgba(124, 58, 237, 0.12) 0%, transparent 70%);
    border-radius: 50%;
    z-index: 0;
    animation: float-slow 25s ease-in-out infinite reverse;
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 4.8rem);
    margin-bottom: 1.5rem;
    font-weight: 800;
    line-height: 1.1;
}

.gradient-text {
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradient-shift 5s ease infinite;
    background-size: 200% 200%;
}

.hero-subtitle {
    font-size: clamp(1.1rem, 2.5vw, 1.5rem);
    color: var(--text-light);
    margin-bottom: 2.5rem;
    line-height: 1.7;
    font-weight: 400;
}

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

.hero-image-container img {
    border-radius: var(--radius-xl);
    width: 100%;
    box-shadow: var(--shadow-xl);
    transition: transform var(--transition-slow);
}

.hero-image-container:hover img {
    transform: scale(1.02);
}

/* ==========================================
   Feature Cards
   ========================================== */

.feature-card {
    padding: 2.5rem;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    height: 100%;
    border-radius: var(--radius-xl);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-2);
    opacity: 0;
    transition: opacity var(--transition-base);
    z-index: 0;
}

.feature-card:hover::before {
    opacity: 1;
}

.feature-card:hover {
    transform: translateY(-12px);
    box-shadow: var(--shadow-xl);
}

.feature-card > * {
    position: relative;
    z-index: 1;
}

.feature-icon {
    width: 72px;
    height: 72px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-lg);
    background: var(--gradient-1);
    margin-bottom: 1.5rem;
    transition: all var(--transition-base);
    box-shadow: var(--shadow-sm);
}

.feature-card:hover .feature-icon {
    transform: scale(1.1) rotate(5deg);
    box-shadow: var(--shadow-md);
}

.feature-icon svg {
    width: 36px;
    height: 36px;
    stroke: white;
    stroke-width: 2;
}

/* ==========================================
   Section Styling
   ========================================== */

.section-title {
    font-size: clamp(2rem, 4vw, 3.5rem);
    margin-bottom: 1rem;
    font-weight: 800;
}

.section-subtitle {
    font-size: clamp(1rem, 2vw, 1.3rem);
    color: var(--text-light);
    margin-bottom: 4rem;
    font-weight: 400;
}

/* ==========================================
   Trusted By Section
   ========================================== */

.trusted-item {
    padding: 1.5rem;
    text-align: center;
    transition: transform var(--transition-base);
    cursor: pointer;
}

.trusted-item:hover {
    transform: translateY(-5px);
}

.trusted-name {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 0.3rem;
}

.trusted-type {
    font-size: 0.9rem;
    color: var(--text-muted);
}

/* ==========================================
   Pricing Section
   ========================================== */

.pricing-toggle {
    display: inline-flex;
    background: white;
    padding: 8px;
    border-radius: var(--radius-full);
    box-shadow: var(--shadow-md);
    margin-bottom: 3rem;
}

.toggle-btn {
    padding: 14px 32px;
    border-radius: var(--radius-full);
    border: none;
    background: transparent;
    font-weight: 600;
    color: var(--text-muted);
    cursor: pointer;
    transition: all var(--transition-base);
    white-space: nowrap;
}

.toggle-btn:hover {
    color: var(--text-dark);
}

.toggle-btn.active {
    background: var(--gradient-1);
    color: white;
    box-shadow: var(--shadow-sm);
}

.pricing-card {
    padding: 3rem 2.5rem;
    border-radius: var(--radius-xl);
    transition: all var(--transition-base);
    height: 100%;
    position: relative;
    background: white;
    border: 2px solid rgba(0, 0, 0, 0.05);
}

.pricing-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
    border-color: rgba(37, 99, 235, 0.2);
}

.pricing-card.popular {
    border: 3px solid var(--primary-color);
    position: relative;
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.02) 0%, rgba(124, 58, 237, 0.02) 100%);
}

.popular-badge {
    position: absolute;
    top: 20px;
    right: 20px;
    background: var(--gradient-1);
    color: white;
    padding: 8px 20px;
    border-radius: var(--radius-full);
    font-size: 0.85rem;
    font-weight: 700;
    box-shadow: var(--shadow-md);
}

.price {
    font-size: 3.5rem;
    font-weight: 900;
    color: var(--text-dark);
    margin: 1rem 0;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.price-unit {
    font-size: 1.2rem;
    font-weight: 400;
    color: var(--text-muted);
}

.feature-list {
    list-style: none;
    padding: 0;
    margin: 2rem 0;
}

.feature-list li {
    padding: 0.8rem 0;
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--text-dark);
}

.feature-list li svg {
    flex-shrink: 0;
    stroke: var(--success-color);
    width: 20px;
    height: 20px;
}

/* ==========================================
   Testimonials
   ========================================== */

.testimonial-card {
    padding: 2.5rem;
    height: 100%;
    border-radius: var(--radius-xl);
    background: white;
    transition: all var(--transition-base);
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.testimonial-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.stars {
    display: flex;
    gap: 4px;
    margin-bottom: 1.5rem;
}

.star {
    width: 20px;
    height: 20px;
    fill: #fbbf24;
    stroke: #fbbf24;
}

.testimonial-text {
    font-style: italic;
    color: var(--text-light);
    margin-bottom: 1.5rem;
    font-size: 1.05rem;
    line-height: 1.8;
}

.testimonial-author {
    font-weight: 700;
    color: var(--text-dark);
    font-size: 1.1rem;
}

.testimonial-role {
    font-size: 0.9rem;
    color: var(--text-muted);
}

/* ==========================================
   Steps/Process Cards
   ========================================== */

.step-card {
    padding: 2.5rem;
    position: relative;
}

.step-number {
    font-size: 6rem;
    font-weight: 900;
    color: rgba(37, 99, 235, 0.08);
    line-height: 1;
    margin-bottom: 1rem;
}

.step-title {
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

/* ==========================================
   Why Section
   ========================================== */

.why-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 1rem 0;
    transition: all var(--transition-base);
}

.why-item:hover {
    transform: translateX(8px);
}

.why-item svg {
    flex-shrink: 0;
    stroke: var(--primary-color);
    width: 24px;
    height: 24px;
    margin-top: 4px;
}

.stat-card {
    padding: 2rem;
    border-radius: var(--radius-lg);
    text-align: center;
    transition: all var(--transition-base);
}

.stat-card:hover {
    transform: translateY(-8px);
}

.stat-icon {
    width: 48px;
    height: 48px;
    margin: 0 auto 1rem;
}

/* ==========================================
   Contact Form
   ========================================== */

.form-control {
    padding: 14px 20px;
    border-radius: var(--radius-md);
    border: 2px solid rgba(0, 0, 0, 0.08);
    transition: all var(--transition-base);
    font-size: 15px;
    background: white;
}

.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.1);
    outline: none;
    background: white;
}

.form-label {
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 0.5rem;
}

/* ==========================================
   Footer
   ========================================== */

footer {
    background: linear-gradient(135deg, #f8faff 0%, #ffffff 100%);
    border-top: 1px solid rgba(0, 0, 0, 0.06);
}

footer h4 {
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
    font-weight: 700;
}

footer a {
    color: var(--text-light);
    text-decoration: none;
    transition: all var(--transition-base);
    font-size: 0.95rem;
}

footer a:hover {
    color: var(--primary-color);
    transform: translateX(4px);
}

footer .list-unstyled li {
    transition: all var(--transition-base);
}

/* ==========================================
   Background Effects
   ========================================== */

.bg-pattern {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    opacity: 0.02;
    background-image: radial-gradient(circle, var(--primary-color) 1.5px, transparent 1.5px);
    background-size: 40px 40px;
    z-index: -1;
}

/* ==========================================
   Animations
   ========================================== */

@keyframes float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-20px);
    }
}

@keyframes float-slow {
    0%, 100% {
        transform: translate(0, 0);
    }
    50% {
        transform: translate(20px, 20px);
    }
}

@keyframes gradient-shift {
    0%, 100% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
}

@keyframes pulse-glow {
    0%, 100% {
        box-shadow: 0 0 20px rgba(37, 99, 235, 0.3);
    }
    50% {
        box-shadow: 0 0 40px rgba(37, 99, 235, 0.6);
    }
}

.float-animation {
    animation: float 6s ease-in-out infinite;
}

/* ==========================================
   Responsive Design
   ========================================== */

@media (max-width: 1024px) {
    .hero-title {
        font-size: clamp(2rem, 5vw, 3.5rem);
    }

    .section-title {
        font-size: clamp(1.8rem, 4vw, 2.8rem);
    }
}

@media (max-width: 768px) {
        .navbar-brand img {
        width: 200px;
        height: auto;
    }
    .navbar-premium {
        padding: 1rem 0;
    }

    .hero-section {
        padding: 120px 0 60px;
    }

    .btn-premium, .btn-secondary-premium {
        padding: 12px 24px;
        font-size: 14px;
        width: 100%;
        text-align: center;
        justify-content: center;
    }

    .pricing-toggle {
        flex-direction: column;
        width: 100%;
    }

    .toggle-btn {
        width: 100%;
        text-align: center;
    }

    .feature-card {
        padding: 2rem;
    }

    .pricing-card {
        padding: 2rem 1.5rem;
    }

    .hero-image-container {
        margin-top: 2rem;
    }
}

@media (max-width: 576px) {
    .hero-title {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .feature-icon {
        width: 60px;
        height: 60px;
    }

    .feature-icon svg {
        width: 30px;
        height: 30px;
    }

    .step-number {
        font-size: 4rem;
    }
}

/* ==========================================
   Utility Classes
   ========================================== */

.text-gradient {
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.shadow-custom {
    box-shadow: var(--shadow-lg);
}

.border-gradient {
    border: 2px solid transparent;
    background-clip: padding-box;
    position: relative;
}

.border-gradient::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border-radius: inherit;
    padding: 2px;
    background: var(--gradient-1);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
}

/* ==========================================
   Print Styles
   ========================================== */

@media print {
    .navbar-premium,
    footer {
        display: none;
    }

    .hero-section {
        min-height: auto;
        page-break-after: always;
    }
}

/* ==========================================
   B2B Vertical Landing Pages — Additional Styles
   Appended per SRS v1.0 — May 2026
   ========================================== */

:root {
    --b2b-navy:          #0A2342;
    --b2b-navy-light:    #0d2e54;
    --b2b-teal:          #028090;
    --b2b-teal-light:    #02a0b4;
    --b2b-mint:          #02C39A;
    --b2b-offwhite:      #F4F9FA;
    --b2b-gray:          #64748B;
    --b2b-gradient:      linear-gradient(135deg, #0A2342 0%, #028090 65%, #02C39A 100%);
    --b2b-gradient-teal: linear-gradient(135deg, #028090 0%, #02C39A 100%);
    --b2b-shadow-teal:   0 20px 60px rgba(2, 128, 144, 0.25);
    --b2b-shadow-navy:   0 20px 60px rgba(10, 35, 66, 0.2);
}

/* ---- Navigation — B2B ---- */
.b2b-nav .nav-link.active {
    color: var(--b2b-teal) !important;
    font-weight: 600;
}
.b2b-nav .nav-link.active::after {
    width: 100%;
    background: var(--b2b-gradient-teal);
}
.b2b-toggler {
    border: none;
    background: transparent;
    cursor: pointer;
    padding: 6px;
    display: flex;
    flex-direction: column;
    gap: 5px;
}
.b2b-toggler span {
    display: block;
    width: 26px;
    height: 2px;
    background: var(--b2b-navy);
    border-radius: 2px;
    transition: all 0.3s ease;
}
.b2b-toggler[aria-expanded="true"] span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}
.b2b-toggler[aria-expanded="true"] span:nth-child(2) {
    opacity: 0;
}
.b2b-toggler[aria-expanded="true"] span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* ---- Buttons — B2B ---- */
.btn-b2b {
    background: var(--b2b-gradient-teal);
    color: white !important;
    padding: 14px 32px;
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 16px;
    border: none;
    box-shadow: var(--b2b-shadow-teal);
    transition: all var(--transition-base);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
}
.btn-b2b:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: var(--b2b-shadow-teal), 0 0 40px rgba(2, 195, 154, 0.3);
    color: white !important;
}
.btn-b2b-outline {
    background: transparent;
    color: rgba(255,255,255,0.9) !important;
    padding: 13px 32px;
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 16px;
    border: 2px solid rgba(255,255,255,0.45);
    transition: all var(--transition-base);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
}
.btn-b2b-outline:hover {
    background: rgba(255,255,255,0.12);
    border-color: rgba(255,255,255,0.85);
    color: white !important;
    transform: translateY(-3px);
}

/* ---- Hero — B2B Dark ---- */
.hero-b2b {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 140px 0 100px;
    position: relative;
    overflow: hidden;
    background: var(--b2b-gradient);
}
.hero-b2b::before {
    content: '';
    position: absolute;
    top: -20%;
    right: -8%;
    width: 55%;
    height: 80%;
    background: radial-gradient(circle, rgba(2, 195, 154, 0.13) 0%, transparent 70%);
    border-radius: 50%;
    z-index: 0;
    animation: float-slow 20s ease-in-out infinite;
}
.hero-b2b::after {
    content: '';
    position: absolute;
    bottom: -15%;
    left: -5%;
    width: 40%;
    height: 60%;
    background: radial-gradient(circle, rgba(2, 128, 144, 0.15) 0%, transparent 70%);
    border-radius: 50%;
    z-index: 0;
    animation: float-slow 25s ease-in-out infinite reverse;
}
.hero-b2b > * { position: relative; z-index: 1; }
.hero-b2b .hero-title {
    color: white;
    font-size: clamp(2.2rem, 5vw, 4rem);
}
.hero-b2b .hero-subtitle {
    color: rgba(255,255,255,0.75);
}
.hero-b2b-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(2, 195, 154, 0.15);
    border: 1px solid rgba(2, 195, 154, 0.35);
    color: var(--b2b-mint);
    padding: 6px 18px;
    border-radius: var(--radius-full);
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    margin-bottom: 1.5rem;
}
.hero-b2b-image-wrap {
    position: relative;
    background: rgba(255,255,255,0.07);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid rgba(255,255,255,0.14);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--b2b-shadow-navy);
    min-height: 420px;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: float 6s ease-in-out infinite;
}
.hero-b2b-image-wrap img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: var(--radius-xl);
    display: block;
}

/* ---- Problem Statement ---- */
.problem-section {
    background: #fefafa;
    padding: 80px 0;
}
.problem-card {
    background: white;
    border-radius: var(--radius-xl);
    padding: 2.5rem;
    border: 1px solid rgba(239, 68, 68, 0.1);
    border-left: 5px solid #ef4444;
    box-shadow: 0 4px 20px rgba(239, 68, 68, 0.05);
    transition: all var(--transition-base);
    height: 100%;
}
.problem-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(239, 68, 68, 0.1);
}
.problem-icon-wrap {
    width: 56px;
    height: 56px;
    background: rgba(239, 68, 68, 0.08);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.25rem;
    flex-shrink: 0;
}
.problem-icon-wrap svg { width: 28px; height: 28px; stroke: #ef4444; }
.problem-card h3 {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--b2b-navy);
    margin-bottom: 0.6rem;
}
.problem-card p { color: var(--b2b-gray); font-size: 0.93rem; margin: 0; }

/* ---- Feature Cards — B2B ---- */
.b2b-feature-card {
    padding: 2.5rem;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    height: 100%;
    border-radius: var(--radius-xl);
    background: white;
    border: 1px solid rgba(2, 128, 144, 0.1);
    box-shadow: 0 4px 20px rgba(10, 35, 66, 0.05);
}
.b2b-feature-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--b2b-shadow-teal);
    border-color: rgba(2, 128, 144, 0.22);
}
.b2b-feature-icon {
    width: 68px;
    height: 68px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-lg);
    background: var(--b2b-gradient-teal);
    margin-bottom: 1.5rem;
    box-shadow: var(--b2b-shadow-teal);
    transition: all var(--transition-base);
}
.b2b-feature-card:hover .b2b-feature-icon { transform: scale(1.1) rotate(5deg); }
.b2b-feature-icon svg { width: 32px; height: 32px; stroke: white; stroke-width: 2; }
.b2b-feature-card h3 { font-size: 1.1rem; font-weight: 700; color: var(--b2b-navy); margin-bottom: 0.6rem; }
.b2b-feature-card p { color: var(--b2b-gray); font-size: 0.93rem; margin: 0; }

/* ---- Partnership Tiers ---- */
.tiers-section { background: var(--b2b-offwhite); padding: 80px 0; }
.tier-card {
    background: white;
    border-radius: var(--radius-xl);
    padding: 2.5rem;
    border: 2px solid rgba(10, 35, 66, 0.07);
    box-shadow: 0 4px 20px rgba(10, 35, 66, 0.05);
    transition: all var(--transition-base);
    height: 100%;
    display: flex;
    flex-direction: column;
    position: relative;
    overflow: hidden;
}
.tier-card:hover { transform: translateY(-10px); box-shadow: var(--b2b-shadow-navy); }
.tier-card.tier-featured {
    border: 2px solid var(--b2b-teal);
    background: linear-gradient(160deg, rgba(2,128,144,0.03) 0%, white 60%);
}
.tier-badge {
    display: inline-flex;
    align-items: center;
    padding: 5px 16px;
    border-radius: var(--radius-full);
    font-size: 0.76rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    margin-bottom: 1.25rem;
    width: fit-content;
}
.tier-badge-free   { background: rgba(100,116,139,0.09); color: #475569; border: 1px solid rgba(100,116,139,0.18); }
.tier-badge-freemium { background: rgba(2,128,144,0.09); color: var(--b2b-teal); border: 1px solid rgba(2,128,144,0.2); }
.tier-badge-paid   { background: var(--b2b-gradient-teal); color: white; border: none; box-shadow: var(--b2b-shadow-teal); }
.tier-popular-tag {
    position: absolute;
    top: 20px;
    right: 20px;
    background: var(--b2b-gradient-teal);
    color: white;
    padding: 5px 14px;
    border-radius: var(--radius-full);
    font-size: 0.76rem;
    font-weight: 700;
}
.tier-title { font-size: 1.45rem; font-weight: 800; color: var(--b2b-navy); margin-bottom: 0.3rem; }
.tier-sub   { font-size: 0.88rem; color: var(--b2b-gray); margin-bottom: 1rem; }
.tier-divider { border: none; border-top: 1px solid rgba(10,35,66,0.07); margin: 1.2rem 0; }
.tier-section-label {
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--b2b-teal);
    margin-bottom: 0.75rem;
}
.tier-list { list-style: none; padding: 0; margin: 0 0 1rem; }
.tier-list li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 0.45rem 0;
    font-size: 0.88rem;
    color: #334155;
    border-bottom: 1px solid rgba(0,0,0,0.04);
}
.tier-list li:last-child { border-bottom: none; }
.tier-list li svg { flex-shrink: 0; stroke: var(--b2b-mint); width: 17px; height: 17px; margin-top: 2px; }

.tier-cta {
    margin-top: auto;
    text-align: center;
    padding: 12px 28px;
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 0.93rem;
    text-decoration: none;
    transition: all var(--transition-base);
    display: block;
    border: 2px solid var(--b2b-teal);
    color: var(--b2b-teal) !important;
}
.tier-cta:hover { background: var(--b2b-teal); color: white !important; transform: translateY(-2px); box-shadow: var(--b2b-shadow-teal); }
.tier-cta-filled { background: var(--b2b-gradient-teal); color: white !important; border: none; box-shadow: var(--b2b-shadow-teal); }
.tier-cta-filled:hover { box-shadow: var(--b2b-shadow-teal), 0 0 30px rgba(2,195,154,0.3); transform: translateY(-3px); color: white !important; }

/* ---- Why Webshark Health ---- */
.why-section-b2b { background: white; padding: 80px 0; }
.b2b-stat-card {
    background: linear-gradient(135deg, var(--b2b-navy) 0%, var(--b2b-navy-light) 100%);
    border-radius: var(--radius-xl);
    padding: 2.5rem 2rem;
    text-align: center;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}
.b2b-stat-card::before {
    content: '';
    position: absolute;
    top: -30%;
    right: -20%;
    width: 60%;
    height: 60%;
    background: radial-gradient(circle, rgba(2,195,154,0.18) 0%, transparent 70%);
    border-radius: 50%;
}
.b2b-stat-card:hover { transform: translateY(-8px); box-shadow: var(--b2b-shadow-navy); }
.b2b-stat-number {
    font-size: 2.6rem;
    font-weight: 900;
    color: var(--b2b-mint);
    line-height: 1.1;
    margin-bottom: 0.5rem;
    font-family: 'DM Sans', 'Inter', sans-serif;
}
.b2b-stat-label { font-size: 0.88rem; color: rgba(255,255,255,0.65); line-height: 1.55; }
.differentiator-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 1.25rem 0;
    border-bottom: 1px solid rgba(10,35,66,0.06);
    transition: all var(--transition-base);
}
.differentiator-item:last-child { border-bottom: none; }
.differentiator-item:hover { transform: translateX(8px); }
.diff-icon-wrap {
    width: 44px;
    height: 44px;
    flex-shrink: 0;
    background: rgba(2, 195, 154, 0.1);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
}
.diff-icon-wrap svg { width: 22px; height: 22px; stroke: var(--b2b-mint); }
.differentiator-item h4 { font-size: 1rem; font-weight: 700; color: var(--b2b-navy); margin-bottom: 0.25rem; }
.differentiator-item p { font-size: 0.88rem; color: var(--b2b-gray); margin: 0; line-height: 1.6; }

/* ---- How It Works — B2B ---- */
.how-section-b2b { background: var(--b2b-offwhite); padding: 80px 0; }
.b2b-step-card {
    background: white;
    border-radius: var(--radius-xl);
    padding: 2.5rem 2rem;
    text-align: center;
    transition: all var(--transition-base);
    border: 1px solid rgba(2,128,144,0.08);
    position: relative;
    overflow: hidden;
    height: 100%;
}
.b2b-step-card::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--b2b-gradient-teal);
    transform: scaleX(0);
    transition: transform var(--transition-base);
    transform-origin: left;
}
.b2b-step-card:hover::after { transform: scaleX(1); }
.b2b-step-card:hover { transform: translateY(-8px); box-shadow: var(--b2b-shadow-teal); }
.b2b-step-num {
    width: 60px;
    height: 60px;
    background: var(--b2b-gradient-teal);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    font-weight: 900;
    color: white;
    margin: 0 auto 1.5rem;
    font-family: 'DM Sans', sans-serif;
    box-shadow: var(--b2b-shadow-teal);
}
.b2b-step-card h3 { font-size: 1.1rem; font-weight: 700; color: var(--b2b-navy); margin-bottom: 0.6rem; }
.b2b-step-card p { font-size: 0.9rem; color: var(--b2b-gray); margin: 0; line-height: 1.7; }

/* ---- Contact Form — B2B ---- */
.contact-section-b2b { background: white; padding: 80px 0; }
.contact-b2b-card {
    background: white;
    border-radius: var(--radius-xl);
    padding: 3.5rem;
    box-shadow: 0 20px 60px rgba(10,35,66,0.09);
    border: 1px solid rgba(2,128,144,0.09);
}
.phone-field-group { display: flex; }
.phone-field-group .country-code-select {
    width: 95px;
    flex-shrink: 0;
    border-radius: var(--radius-md) 0 0 var(--radius-md) !important;
    border-right: none !important;
    background: var(--b2b-offwhite);
    font-size: 14px;
    padding-left: 10px;
    padding-right: 6px;
}
.phone-field-group .phone-number-field {
    border-radius: 0 var(--radius-md) var(--radius-md) 0 !important;
    flex: 1;
}
.form-control.b2b-input { border-color: rgba(10,35,66,0.12); }
.form-control.b2b-input:focus { border-color: var(--b2b-teal); box-shadow: 0 0 0 4px rgba(2,128,144,0.1); }
.form-check-input:checked { background-color: var(--b2b-teal); border-color: var(--b2b-teal); }
.b2b-form-success {
    background: rgba(2,195,154,0.07);
    border: 1px solid rgba(2,195,154,0.28);
    border-radius: var(--radius-md);
    padding: 1rem 1.25rem;
    color: #065f46;
    font-weight: 500;
    font-size: 0.95rem;
}
.b2b-form-error {
    background: rgba(239,68,68,0.06);
    border: 1px solid rgba(239,68,68,0.2);
    border-radius: var(--radius-md);
    padding: 1rem 1.25rem;
    color: #b91c1c;
    font-weight: 500;
    font-size: 0.95rem;
}

/* ---- Footer — B2B ---- */
.footer-b2b {
    background: var(--b2b-navy);
    color: rgba(255,255,255,0.7);
    padding: 64px 0 32px;
    position: relative;
}
.footer-b2b::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--b2b-teal), var(--b2b-mint));
}
.footer-b2b h5 {
    color: white;
    font-size: 0.78rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    margin-bottom: 1.25rem;
    padding-bottom: 0.6rem;
    border-bottom: 1px solid rgba(255,255,255,0.08);
}
.footer-b2b a {
    color: rgba(255,255,255,0.58);
    text-decoration: none;
    font-size: 0.88rem;
    transition: all var(--transition-base);
    display: block;
    padding: 0.3rem 0;
    line-height: 1.5;
}
.footer-b2b a:hover { color: var(--b2b-mint); transform: translateX(4px); }
.footer-b2b .footer-divider { border-color: rgba(255,255,255,0.14); margin: 2.5rem 0 1.25rem; }
.footer-b2b .footer-bottom-text { color: rgba(255,255,255,0.35); font-size: 0.82rem; padding-bottom: 0.5rem; }
.footer-b2b-logo { height: 36px; filter: brightness(0) invert(1); margin-bottom: 1.1rem; }
.footer-b2b-tagline { font-size: 0.86rem; color: rgba(255,255,255,0.48); line-height: 1.65; max-width: 220px; margin-bottom: 1rem; }
.footer-b2b-contact { font-size: 0.88rem; color: rgba(255,255,255,0.58); display: flex; align-items: center; gap: 9px; padding: 0.35rem 0; }
.footer-b2b-contact svg { width: 15px; height: 15px; stroke: var(--b2b-mint); flex-shrink: 0; }

/* ---- Who We Work With (business/index.html) ---- */
.who-section { background: var(--b2b-offwhite); padding: 80px 0; }
.who-card {
    background: white;
    border-radius: var(--radius-xl);
    padding: 2.5rem;
    border: 1px solid rgba(2,128,144,0.1);
    box-shadow: 0 4px 20px rgba(10,35,66,0.05);
    transition: all var(--transition-base);
    height: 100%;
    text-decoration: none;
    display: flex;
    flex-direction: column;
}
.who-card:hover { transform: translateY(-8px); box-shadow: var(--b2b-shadow-teal); border-color: rgba(2,128,144,0.25); }
.who-card-icon {
    width: 60px;
    height: 60px;
    background: var(--b2b-gradient-teal);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.25rem;
    box-shadow: var(--b2b-shadow-teal);
}
.who-card-icon svg { width: 30px; height: 30px; stroke: white; }
.who-card h3 { font-size: 1.1rem; font-weight: 700; color: var(--b2b-navy); margin-bottom: 0.6rem; }
.who-card p { font-size: 0.88rem; color: var(--b2b-gray); margin: 0 0 1.25rem; flex: 1; }
.who-card-link { font-size: 0.88rem; font-weight: 600; color: var(--b2b-teal); display: flex; align-items: center; gap: 6px; }
.who-card-link svg { width: 16px; height: 16px; stroke: var(--b2b-teal); transition: transform var(--transition-base); }
.who-card:hover .who-card-link svg { transform: translateX(4px); }

/* ---- Responsive — B2B ---- */
@media (max-width: 991px) {
    .navbar-b2b-links { padding: 1rem 0; gap: 0 !important; }
    .navbar-b2b-links .nav-link { padding: 0.7rem 0; border-bottom: 1px solid rgba(0,0,0,0.05); margin: 0; }
    .navbar-b2b-links .btn-b2b { margin-top: 1rem; justify-content: center; width: 100%; }
    .hero-b2b { padding: 120px 0 60px; }
    .hero-b2b-image-wrap { min-height: 280px; margin-top: 2.5rem; }
}
@media (max-width: 768px) {
    .contact-b2b-card { padding: 2rem 1.5rem; }
    .tier-card, .b2b-step-card, .b2b-feature-card, .problem-card { padding: 1.75rem 1.5rem; }
    .b2b-stat-number { font-size: 2.1rem; }
}
@media (max-width: 576px) {
    .hero-b2b .hero-title { font-size: 1.9rem; }
    .hero-b2b-badge { font-size: 0.72rem; }
}

/* ==========================================
   DESIGN IMPROVEMENTS — May 2026
   ========================================== */

/* ---- Section Eyebrow Labels ---- */
.section-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: rgba(2, 195, 154, 0.1);
    border: 1px solid rgba(2, 195, 154, 0.28);
    color: var(--b2b-teal);
    padding: 5px 14px;
    border-radius: var(--radius-full);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    margin-bottom: 0.9rem;
}
.section-eyebrow svg { width: 12px; height: 12px; stroke: var(--b2b-teal); }

/* ---- Feature Card Top Accent Line ---- */
.b2b-feature-card {
    position: relative;
    overflow: hidden;
}
.b2b-feature-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
    background: var(--b2b-gradient-teal);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.35s ease;
    border-radius: var(--radius-xl) var(--radius-xl) 0 0;
}
.b2b-feature-card:hover::before { transform: scaleX(1); }

/* ---- Problem Section — More Distinct Background ---- */
.problem-section {
    background: linear-gradient(180deg, #fff8f8 0%, #fdf2f2 100%);
}

/* ---- Step Card Connectors ---- */
.b2b-step-col { position: relative; }
@media (min-width: 992px) {
    .b2b-step-col:not(:last-child)::after {
        content: '';
        position: absolute;
        top: calc(2.5rem + 29px);
        right: -4px;
        width: 24px;
        height: 2px;
        background: linear-gradient(90deg, var(--b2b-teal), var(--b2b-mint));
        opacity: 0.55;
        z-index: 2;
    }
    .b2b-step-col:not(:last-child) .b2b-step-card::after {
        /* keep the bottom hover bar but ensure it doesn't interfere */
    }
}

/* ---- Tier Featured Card — Default Elevation ---- */
.tier-card.tier-featured {
    transform: translateY(-10px);
    box-shadow: var(--b2b-shadow-navy);
}
.tier-card.tier-featured:hover { transform: translateY(-18px); }

/* ---- Who-Card Unique Icon Colors Per Vertical ---- */
.who-card:nth-child(1) .who-card-icon { background: linear-gradient(135deg, #028090, #02C39A); }
.who-card:nth-child(2) .who-card-icon { background: linear-gradient(135deg, #0A2342, #1a4080); }
.who-card:nth-child(3) .who-card-icon { background: linear-gradient(135deg, #0f7b6c, #02C39A); }
.who-card:nth-child(4) .who-card-icon { background: linear-gradient(135deg, #4c1d95, #7c3aed); }

/* ---- Contact Section Two-Column Layout ---- */
.contact-two-col-wrap {
    max-width: 1020px;
    margin: 0 auto;
    display: flex;
    align-items: stretch;
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: 0 24px 64px rgba(10, 35, 66, 0.12);
}
.contact-trust-panel {
    background: var(--b2b-gradient);
    padding: 3.5rem 2.5rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
    flex: 0 0 300px;
    min-width: 0;
}
.contact-trust-panel h2 {
    color: white;
    font-size: 1.55rem;
    font-weight: 800;
    margin-bottom: 0.6rem;
    line-height: 1.25;
}
.contact-trust-panel > p {
    color: rgba(255,255,255,0.68);
    font-size: 0.88rem;
    margin-bottom: 2rem;
    line-height: 1.65;
}
.contact-trust-item {
    display: flex;
    gap: 13px;
    align-items: flex-start;
    padding: 0.85rem 0;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}
.contact-trust-item:last-of-type { border-bottom: none; }
.contact-trust-item svg { stroke: var(--b2b-mint); flex-shrink: 0; width: 18px; height: 18px; margin-top: 2px; }
.contact-trust-item strong { display: block; color: white; font-size: 0.875rem; font-weight: 700; margin-bottom: 2px; }
.contact-trust-item span { font-size: 0.8rem; color: rgba(255,255,255,0.58); line-height: 1.5; }
.contact-trust-email {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--b2b-mint);
    font-size: 0.84rem;
    font-weight: 600;
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(255,255,255,0.1);
    word-break: break-all;
}
.contact-trust-email svg { width: 15px; height: 15px; stroke: var(--b2b-mint); flex-shrink: 0; }
.contact-form-panel {
    flex: 1;
    min-width: 0;
    background: white;
    padding: 3.5rem;
}
@media (max-width: 991px) {
    .contact-two-col-wrap { flex-direction: column; }
    .contact-trust-panel { flex: none; padding: 2.5rem 2rem; }
    .contact-form-panel { padding: 2rem 1.5rem; }
}