/* ============================================================
   Ekho Business Landing Page — Corporate B2B
   Premium corporate identity: dark hero, clean surfaces,
   color-coded features, Inter typography, MD3 tokens.
   ============================================================ */

/* --- Design Tokens --- */
:root {
    --biz-primary: #2563eb;
    --biz-primary-dark: #1d4ed8;
    --biz-primary-light: #3b82f6;
    --biz-primary-surface: #eff6ff;

    --biz-hero-bg: #0b1120;
    --biz-hero-surface: #131c31;

    --biz-surface: #ffffff;
    --biz-surface-dim: #f8fafc;
    --biz-surface-alt: #f1f5f9;

    --biz-on-surface: #0f172a;
    --biz-on-surface-secondary: #475569;
    --biz-on-surface-muted: #94a3b8;

    --biz-outline: #e2e8f0;
    --biz-outline-light: #f1f5f9;

    --biz-success: #059669;
    --biz-amber: #d97706;
    --biz-violet: #7c3aed;
    --biz-rose: #e11d48;
    --biz-indigo: #4f46e5;
    --biz-emerald: #059669;

    --biz-radius-sm: 12px;
    --biz-radius-md: 16px;
    --biz-radius-lg: 24px;
    --biz-radius-full: 9999px;

    --biz-shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --biz-shadow-md: 0 4px 6px -1px rgba(0,0,0,0.07), 0 2px 4px -2px rgba(0,0,0,0.05);
    --biz-shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.08), 0 4px 6px -4px rgba(0,0,0,0.04);
    --biz-shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.08), 0 8px 10px -6px rgba(0,0,0,0.04);
}

/* --- Reset overrides --- */
body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    color: var(--biz-on-surface);
    background: var(--biz-surface);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* hide base intro elements */
.video-background,
.video-overlay,
.hero,
.navbar,
.detailed-sections,
.footer,
.products-background,
.products-section,
.products-grid,
.product-card {
    all: unset;
    display: block;
}

/* ============================================================
   NAVBAR
   ============================================================ */
.biz-navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: rgba(11, 17, 32, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(255,255,255,0.06);
}

.biz-navbar-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.biz-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
    color: #fff;
    font-weight: 700;
    font-size: 1.25rem;
}

.biz-logo-icon {
    width: 32px;
    height: 32px;
    background: var(--biz-primary);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    color: #fff;
}

.biz-logo-text {
    letter-spacing: -0.3px;
}

.biz-logo-accent {
    color: var(--biz-primary-light);
    font-weight: 600;
}

.biz-nav-actions {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

/* Language switcher overrides */
.biz-nav-actions .language-button {
    background: rgba(255,255,255,0.08);
    border: 1px solid rgba(255,255,255,0.12);
    border-radius: var(--biz-radius-full);
    padding: 0.35rem 0.75rem;
    color: rgba(255,255,255,0.8) !important;
    font-size: 13px;
    cursor: pointer;
    transition: background 0.2s;
}

.biz-nav-actions .language-button:hover {
    background: rgba(255,255,255,0.14);
}

.biz-nav-actions .language-dropdown {
    border-radius: var(--biz-radius-sm);
    box-shadow: var(--biz-shadow-xl);
}

/* ============================================================
   BUTTONS
   ============================================================ */
.biz-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    border-radius: var(--biz-radius-full);
    font-family: 'Inter', sans-serif;
    font-weight: 500;
    font-size: 14px;
    padding: 0.5rem 1.25rem;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.2s ease;
    border: none;
    white-space: nowrap;
}

.biz-btn-primary {
    background: var(--biz-primary);
    color: #fff !important;
}

.biz-btn-primary:hover {
    background: var(--biz-primary-dark);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.35);
    color: #fff !important;
    text-decoration: none;
}

.biz-btn-outline {
    background: transparent;
    color: rgba(255,255,255,0.85) !important;
    border: 1px solid rgba(255,255,255,0.2);
}

.biz-btn-outline:hover {
    background: rgba(255,255,255,0.08);
    border-color: rgba(255,255,255,0.35);
    color: #fff !important;
    text-decoration: none;
}

.biz-btn-ghost {
    background: rgba(255,255,255,0.08);
    color: rgba(255,255,255,0.9) !important;
    border: 1px solid rgba(255,255,255,0.15);
}

.biz-btn-ghost:hover {
    background: rgba(255,255,255,0.14);
    color: #fff !important;
    text-decoration: none;
}

.biz-btn-ghost-light {
    background: rgba(255,255,255,0.1);
    color: #fff !important;
    border: 1px solid rgba(255,255,255,0.2);
}

.biz-btn-ghost-light:hover {
    background: rgba(255,255,255,0.18);
    color: #fff !important;
    text-decoration: none;
}

.biz-btn-white {
    background: #fff;
    color: var(--biz-primary) !important;
}

.biz-btn-white:hover {
    background: #f0f4ff;
    transform: translateY(-1px);
    box-shadow: var(--biz-shadow-lg);
    color: var(--biz-primary) !important;
    text-decoration: none;
}

.biz-btn-lg {
    padding: 0.75rem 2rem;
    font-size: 15px;
}

.biz-btn-full {
    width: 100%;
}

/* ============================================================
   HERO
   ============================================================ */
.biz-hero {
    position: relative;
    min-height: 100vh;
    background: var(--biz-hero-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    padding: 6rem 2rem 4rem;
}

/* Subtle dot grid pattern */
.biz-hero-grid {
    position: absolute;
    inset: 0;
    background-image: radial-gradient(rgba(255,255,255,0.04) 1px, transparent 1px);
    background-size: 32px 32px;
}

/* Gradient glow orbs */
.biz-hero-glow {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.3;
}

.biz-hero-glow-1 {
    width: 600px;
    height: 600px;
    background: var(--biz-primary);
    top: -200px;
    right: -150px;
    opacity: 0.15;
}

.biz-hero-glow-2 {
    width: 400px;
    height: 400px;
    background: var(--biz-violet);
    bottom: -100px;
    left: -100px;
    opacity: 0.1;
}

.biz-hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 720px;
}

.biz-hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(37, 99, 235, 0.15);
    border: 1px solid rgba(37, 99, 235, 0.25);
    border-radius: var(--biz-radius-full);
    padding: 0.4rem 1rem;
    font-size: 13px;
    font-weight: 500;
    color: var(--biz-primary-light);
    margin-bottom: 1.5rem;
}

.biz-hero-badge i {
    font-size: 11px;
}

.biz-hero-title {
    font-size: 4rem;
    font-weight: 700;
    color: #fff;
    letter-spacing: -1.5px;
    line-height: 1.1;
    margin-bottom: 1.25rem;
}

.biz-hero-title-accent {
    background: linear-gradient(135deg, var(--biz-primary-light), #818cf8);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.biz-hero-description {
    font-size: 1.125rem;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.6);
    margin-bottom: 2rem;
    max-width: 560px;
    margin-left: auto;
    margin-right: auto;
}

.biz-hero-actions {
    display: flex;
    gap: 0.75rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* ============================================================
   STATS BAR
   ============================================================ */
.biz-stats {
    background: var(--biz-hero-surface);
    border-top: 1px solid rgba(255,255,255,0.06);
    border-bottom: 1px solid rgba(255,255,255,0.06);
}

.biz-stats-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 3rem;
    flex-wrap: wrap;
}

.biz-stat {
    text-align: center;
}

.biz-stat-number {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    color: #fff;
    letter-spacing: -0.5px;
}

.biz-stat-label {
    display: block;
    font-size: 13px;
    color: rgba(255, 255, 255, 0.45);
    margin-top: 0.25rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.biz-stat-divider {
    width: 1px;
    height: 40px;
    background: rgba(255,255,255,0.1);
}

/* ============================================================
   SECTIONS
   ============================================================ */
.biz-section {
    padding: 5rem 0;
}

.biz-section-alt {
    background: var(--biz-surface-dim);
}

.biz-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.biz-section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.biz-section-label {
    display: inline-block;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--biz-primary);
    margin-bottom: 0.75rem;
}

.biz-section-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--biz-on-surface);
    letter-spacing: -0.5px;
    line-height: 1.25;
    margin: 0;
}

/* ============================================================
   ABOUT
   ============================================================ */
.biz-about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.biz-about-text p {
    font-size: 15px;
    line-height: 1.8;
    color: var(--biz-on-surface-secondary);
    margin-bottom: 1.25rem;
}

.biz-about-visual {
    display: flex;
    justify-content: center;
}

.biz-about-card {
    background: var(--biz-surface-dim);
    border: 1px solid var(--biz-outline);
    border-radius: var(--biz-radius-lg);
    padding: 3rem;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.biz-about-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(37,99,235,0.04), transparent 60%);
}

.biz-about-card img {
    position: relative;
    z-index: 1;
}

/* ============================================================
   FEATURES
   ============================================================ */
.biz-features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.biz-feature-card {
    background: var(--biz-surface);
    border: 1px solid var(--biz-outline);
    border-radius: var(--biz-radius-md);
    padding: 2rem;
    transition: transform 0.25s ease, box-shadow 0.25s ease;
    position: relative;
    overflow: hidden;
}

.biz-feature-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--biz-primary);
    opacity: 0;
    transition: opacity 0.25s ease;
}

.biz-feature-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--biz-shadow-lg);
}

.biz-feature-card:hover::after {
    opacity: 1;
}

.biz-feature-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--biz-radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    margin-bottom: 1.25rem;
}

.biz-feature-icon-blue {
    background: #eff6ff;
    color: #2563eb;
}
.biz-feature-icon-blue ~ .biz-feature-title ~ .biz-feature-desc { }

.biz-feature-card:nth-child(1) .biz-feature-card::after { background: #2563eb; }

.biz-feature-icon-indigo {
    background: #eef2ff;
    color: #4f46e5;
}

.biz-feature-icon-emerald {
    background: #ecfdf5;
    color: #059669;
}

.biz-feature-icon-amber {
    background: #fffbeb;
    color: #d97706;
}

.biz-feature-icon-violet {
    background: #f5f3ff;
    color: #7c3aed;
}

.biz-feature-icon-rose {
    background: #fff1f2;
    color: #e11d48;
}

/* Color-coded top bars on hover */
.biz-feature-card:nth-child(1):hover::after { background: #2563eb; }
.biz-feature-card:nth-child(2):hover::after { background: #4f46e5; }
.biz-feature-card:nth-child(3):hover::after { background: #059669; }
.biz-feature-card:nth-child(4):hover::after { background: #d97706; }
.biz-feature-card:nth-child(5):hover::after { background: #7c3aed; }
.biz-feature-card:nth-child(6):hover::after { background: #e11d48; }

.biz-feature-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--biz-on-surface);
    margin-bottom: 0.5rem;
}

.biz-feature-desc {
    font-size: 14px;
    color: var(--biz-on-surface-secondary);
    line-height: 1.6;
    margin: 0;
}

/* ============================================================
   HOW IT WORKS
   ============================================================ */
.biz-steps {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    gap: 0;
    max-width: 900px;
    margin: 0 auto;
}

.biz-step {
    flex: 1;
    text-align: center;
    padding: 0 1.5rem;
}

.biz-step-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: var(--biz-primary-surface);
    color: var(--biz-primary);
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 1.25rem;
    border: 2px solid var(--biz-primary);
}

.biz-step-connector {
    width: 60px;
    height: 2px;
    background: var(--biz-outline);
    margin-top: 28px;
    flex-shrink: 0;
    position: relative;
}

.biz-step-connector::after {
    content: '';
    position: absolute;
    right: -4px;
    top: -3px;
    width: 8px;
    height: 8px;
    border-top: 2px solid var(--biz-outline);
    border-right: 2px solid var(--biz-outline);
    transform: rotate(45deg);
}

.biz-step-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--biz-on-surface);
    margin-bottom: 0.5rem;
}

.biz-step-desc {
    font-size: 14px;
    color: var(--biz-on-surface-secondary);
    line-height: 1.65;
}

/* ============================================================
   PRICING
   ============================================================ */
.biz-pricing-card {
    max-width: 520px;
    margin: 0 auto;
    background: var(--biz-surface);
    border: 1px solid var(--biz-outline);
    border-radius: var(--biz-radius-lg);
    overflow: hidden;
    box-shadow: var(--biz-shadow-md);
}

.biz-pricing-header {
    background: linear-gradient(135deg, var(--biz-primary), var(--biz-primary-dark));
    color: #fff;
    padding: 1.75rem 2rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.biz-pricing-header i {
    font-size: 22px;
    opacity: 0.85;
}

.biz-pricing-header h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin: 0;
}

.biz-pricing-desc {
    font-size: 14px;
    color: var(--biz-on-surface-secondary);
    line-height: 1.6;
    padding: 1.75rem 2rem 0;
    margin: 0;
}

.biz-pricing-list {
    list-style: none;
    padding: 1.25rem 2rem;
    margin: 0;
}

.biz-pricing-list li {
    padding: 0.65rem 0;
    font-size: 14px;
    color: var(--biz-on-surface-secondary);
    border-bottom: 1px solid var(--biz-outline-light);
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.biz-pricing-list li:last-child {
    border-bottom: none;
}

.biz-pricing-list li::before {
    content: "\f00c";
    font-family: "Font Awesome 6 Free";
    font-weight: 900;
    color: var(--biz-success);
    font-size: 12px;
    flex-shrink: 0;
}

.biz-pricing-contact {
    padding: 0 2rem 2rem;
    text-align: center;
}

.biz-pricing-contact > p {
    font-size: 13px;
    color: var(--biz-on-surface-muted);
    margin-bottom: 0.75rem;
}

.biz-pricing-details {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    margin-bottom: 1.25rem;
    flex-wrap: wrap;
}

.biz-pricing-details a {
    font-size: 13px;
    color: var(--biz-on-surface-secondary);
    text-decoration: none;
    transition: color 0.2s;
}

.biz-pricing-details a:hover {
    color: var(--biz-primary);
}

.biz-pricing-details a i {
    margin-right: 0.35rem;
    color: var(--biz-on-surface-muted);
}

/* ============================================================
   CTA BANNER
   ============================================================ */
.biz-cta {
    position: relative;
    background: var(--biz-hero-bg);
    padding: 5rem 0;
    overflow: hidden;
}

.biz-cta-grid {
    position: absolute;
    inset: 0;
    background-image: radial-gradient(rgba(255,255,255,0.03) 1px, transparent 1px);
    background-size: 24px 24px;
}

.biz-cta-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.biz-cta-title {
    font-size: 2rem;
    font-weight: 700;
    color: #fff;
    letter-spacing: -0.5px;
    margin-bottom: 1rem;
}

.biz-cta-desc {
    font-size: 16px;
    color: rgba(255,255,255,0.55);
    line-height: 1.7;
    margin-bottom: 2rem;
}

.biz-cta-actions {
    display: flex;
    gap: 0.75rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* ============================================================
   FOOTER
   ============================================================ */
.biz-footer {
    background: #070c18;
    padding: 4rem 0 0;
    color: rgba(255,255,255,0.5);
}

.biz-footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 4rem;
    padding-bottom: 3rem;
    border-bottom: 1px solid rgba(255,255,255,0.06);
}

.biz-footer-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: #fff;
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.biz-footer-logo .biz-logo-icon {
    width: 28px;
    height: 28px;
    font-size: 12px;
}

.biz-footer-desc {
    font-size: 13px;
    line-height: 1.7;
    color: rgba(255,255,255,0.4);
    max-width: 380px;
    margin-bottom: 1.25rem;
}

.biz-footer-social {
    display: flex;
    gap: 0.5rem;
}

.biz-footer-social a {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    border: 1px solid rgba(255,255,255,0.12);
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255,255,255,0.45) !important;
    font-size: 13px;
    text-decoration: none;
    transition: all 0.2s;
}

.biz-footer-social a:hover {
    border-color: var(--biz-primary);
    color: var(--biz-primary) !important;
    background: rgba(37,99,235,0.08);
}

.biz-footer-col h4 {
    font-size: 13px;
    font-weight: 600;
    color: rgba(255,255,255,0.8);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 1rem;
}

.biz-footer-col p {
    font-size: 13px;
    color: rgba(255,255,255,0.4);
    line-height: 1.6;
    margin-bottom: 1rem;
}

.biz-footer-link {
    display: block;
    font-size: 13px;
    color: rgba(255,255,255,0.5) !important;
    text-decoration: none;
    margin-bottom: 0.5rem;
    transition: color 0.2s;
}

.biz-footer-link:hover {
    color: var(--biz-primary-light) !important;
    text-decoration: none;
}

.biz-footer-link i {
    width: 18px;
    margin-right: 0.35rem;
    color: rgba(255,255,255,0.3);
}

.biz-footer-bottom {
    padding: 1.5rem 0;
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.biz-footer-bottom p {
    font-size: 12px;
    color: rgba(255,255,255,0.3);
    margin: 0;
}

/* ============================================================
   LOGIN MODAL
   ============================================================ */
#loginModal .modal-dialog {
    max-width: 420px;
}

.biz-modal {
    background: var(--biz-surface);
    border-radius: var(--biz-radius-lg) !important;
    border: 1px solid var(--biz-outline);
    box-shadow: var(--biz-shadow-xl);
    overflow: hidden;
}

/* Modal header — gradient strip */
.biz-modal-header {
    background: linear-gradient(135deg, var(--biz-primary), var(--biz-primary-dark));
    padding: 1rem 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.biz-modal-brand {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: #fff;
    font-weight: 600;
    font-size: 15px;
}

.biz-modal-brand .biz-logo-icon {
    width: 28px;
    height: 28px;
    background: rgba(255,255,255,0.2);
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    color: #fff;
}

.biz-modal-close {
    background: rgba(255,255,255,0.15);
    border: none;
    color: rgba(255,255,255,0.8);
    width: 30px;
    height: 30px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 13px;
    transition: background 0.2s;
}

.biz-modal-close:hover {
    background: rgba(255,255,255,0.25);
    color: #fff;
}

/* Modal body */
.biz-modal-body {
    padding: 2rem 1.75rem 1.5rem;
}

.biz-modal-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--biz-on-surface);
    margin-bottom: 0.25rem;
}

.biz-modal-subtitle {
    font-size: 14px;
    color: var(--biz-on-surface-muted);
    margin-bottom: 1.5rem;
}

/* Form groups */
.biz-login-form {
    display: flex;
    flex-direction: column;
    gap: 1.15rem;
}

.biz-form-group {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}

.biz-form-group label {
    font-size: 13px;
    font-weight: 500;
    color: var(--biz-on-surface-secondary);
}

.biz-label-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.biz-forgot-link {
    font-size: 12px;
    color: var(--biz-primary) !important;
    text-decoration: none;
    font-weight: 500;
}

.biz-forgot-link:hover {
    text-decoration: underline;
}

/* Input with icon */
.biz-input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.biz-input-wrapper > i:first-child {
    position: absolute;
    left: 12px;
    color: var(--biz-on-surface-muted);
    font-size: 14px;
    pointer-events: none;
}

.biz-input {
    width: 100%;
    padding: 0.7rem 0.85rem 0.7rem 2.5rem;
    border: 1px solid var(--biz-outline);
    border-radius: 10px;
    font-family: 'Inter', sans-serif;
    font-size: 14px;
    color: var(--biz-on-surface);
    background: var(--biz-surface);
    transition: border-color 0.2s, box-shadow 0.2s;
    outline: none;
}

.biz-input::placeholder {
    color: var(--biz-on-surface-muted);
}

.biz-input:focus {
    border-color: var(--biz-primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.biz-input-action {
    position: absolute;
    right: 12px;
    color: var(--biz-on-surface-muted);
    cursor: pointer;
    font-size: 14px;
    transition: color 0.2s;
}

.biz-input-action:hover {
    color: var(--biz-on-surface-secondary);
}

/* Secondary button (back/close) */
.biz-btn-secondary {
    background: var(--biz-surface-dim);
    color: var(--biz-on-surface-secondary) !important;
    border: 1px solid var(--biz-outline);
}

.biz-btn-secondary:hover {
    background: var(--biz-surface-alt);
    color: var(--biz-on-surface) !important;
    text-decoration: none;
}

/* reCAPTCHA spacing */
.biz-login-form .g-recaptcha {
    margin: 0.25rem 0;
}

/* Alert messages inside modals */
.biz-alert {
    padding: 0.7rem 1rem;
    border-radius: 8px;
    font-size: 13px;
    font-weight: 500;
    margin-bottom: 0.25rem;
}

.biz-alert-error {
    background: #fce8e6;
    color: #c5221f;
    border: 1px solid #f5c6c5;
}

/* Terms & conditions checkbox row */
.biz-terms-row {
    display: flex;
    align-items: flex-start;
    gap: 0.6rem;
}

.biz-checkbox {
    margin-top: 2px;
    flex-shrink: 0;
    cursor: pointer;
}

.biz-terms-label {
    font-size: 13px;
    color: var(--biz-on-surface-secondary);
    line-height: 1.4;
    cursor: pointer;
}

.biz-terms-label a {
    color: var(--biz-primary);
    text-decoration: none;
}

.biz-terms-label a:hover {
    text-decoration: underline;
}

/* Modal footer */
.biz-modal-footer {
    padding: 0 1.75rem 1.75rem;
}

.biz-modal-divider {
    text-align: center;
    position: relative;
    margin-bottom: 1rem;
}

.biz-modal-divider::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 1px;
    background: var(--biz-outline);
}

.biz-modal-divider span {
    position: relative;
    background: var(--biz-surface);
    padding: 0 0.75rem;
    font-size: 11px;
    font-weight: 500;
    color: var(--biz-on-surface-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.biz-modal-register {
    text-align: center;
    margin: 0;
}

.biz-modal-register a {
    font-size: 13px;
    color: var(--biz-primary);
    text-decoration: none;
    font-weight: 500;
}

.biz-modal-register a:hover {
    text-decoration: underline;
}

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

    .biz-about-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .biz-about-visual {
        order: -1;
    }
}

@media (max-width: 768px) {
    .biz-hero-title {
        font-size: 2.75rem;
    }

    .biz-hero-description {
        font-size: 1rem;
    }

    .biz-features-grid {
        grid-template-columns: 1fr;
    }

    .biz-steps {
        flex-direction: column;
        align-items: center;
    }

    .biz-step {
        padding: 0;
        max-width: 320px;
    }

    .biz-step-connector {
        width: 2px;
        height: 40px;
        margin: 0;
    }

    .biz-step-connector::after {
        right: -3px;
        top: auto;
        bottom: -4px;
        transform: rotate(135deg);
    }

    .biz-stats-inner {
        gap: 1.5rem;
    }

    .biz-stat-divider {
        display: none;
    }

    .biz-stat-number {
        font-size: 1.5rem;
    }

    .biz-footer-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .biz-footer-bottom {
        flex-direction: column;
        text-align: center;
    }

    .biz-nav-actions .biz-btn {
        display: none;
    }

    .biz-section-title {
        font-size: 1.5rem;
    }

    .biz-cta-title {
        font-size: 1.5rem;
    }
}

@media (max-width: 480px) {
    .biz-hero-title {
        font-size: 2.25rem;
    }

    .biz-hero-actions {
        flex-direction: column;
        align-items: center;
    }

    .biz-cta-actions {
        flex-direction: column;
        align-items: center;
    }

    .biz-stats-inner {
        flex-direction: column;
        gap: 1rem;
    }

    .biz-pricing-details {
        flex-direction: column;
        gap: 0.5rem;
    }
}