/* ========================================
   KinWise - Concierge Care for Modern Families
   ======================================== */

:root {
    /* Color Palette - Warm, earthy tones from the brand */
    --color-cream: #FDF8F3;
    --color-cream-light: #FFFCF9;
    --color-peach: #F5E6D8;
    --color-peach-dark: #E8D4C4;
    --color-gold: #C9A754;
    --color-gold-light: #D4B76A;
    --color-gold-dark: #B8943D;
    --color-brown: #4A3728;
    --color-brown-light: #6B5344;
    --color-brown-muted: #8B7355;
    --color-white: #FFFFFF;
    
    /* Typography */
    --font-serif: 'Cormorant Garamond', Georgia, serif;
    --font-sans: 'DM Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    
    /* Spacing */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2rem;
    --space-xl: 3rem;
    --space-2xl: 4rem;
    --space-3xl: 6rem;
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;
    --radius-full: 9999px;
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(74, 55, 40, 0.06);
    --shadow-md: 0 4px 20px rgba(74, 55, 40, 0.08);
    --shadow-lg: 0 8px 40px rgba(74, 55, 40, 0.12);
    
    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
}

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

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-sans);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--color-brown);
    background-color: var(--color-cream);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-serif);
    font-weight: 500;
    line-height: 1.2;
    color: var(--color-brown);
}

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

p {
    color: var(--color-brown-light);
}

a {
    color: var(--color-brown);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--color-gold);
}

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

/* ========================================
   Layout
   ======================================== */

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-md);
}

section {
    padding: var(--space-3xl) 0;
}

/* ========================================
   Components - Buttons
   ======================================== */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-xs);
    padding: var(--space-sm) var(--space-lg);
    font-family: var(--font-sans);
    font-size: 0.95rem;
    font-weight: 500;
    border: none;
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: all var(--transition-base);
    text-decoration: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-gold) 0%, var(--color-gold-dark) 100%);
    color: var(--color-white);
    box-shadow: 0 4px 15px rgba(201, 167, 84, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(201, 167, 84, 0.4);
    color: var(--color-white);
}

.btn-secondary {
    background: transparent;
    color: var(--color-brown);
    border: 1.5px solid var(--color-peach-dark);
}

.btn-secondary:hover {
    background: var(--color-peach);
    border-color: var(--color-gold);
    color: var(--color-brown);
}

.btn-large {
    padding: var(--space-md) var(--space-xl);
    font-size: 1.05rem;
}

.btn-block {
    width: 100%;
}

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

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(253, 248, 243, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(232, 212, 196, 0.5);
    transition: all var(--transition-base);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
}

.logo img {
    height: 50px;
    width: auto;
    border-radius: var(--radius-sm);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
}

.nav-links a:not(.btn) {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--color-brown-light);
    position: relative;
}

.nav-links a:not(.btn)::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-gold);
    transition: width var(--transition-base);
}

.nav-links a:not(.btn):hover::after {
    width: 100%;
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 10px;
    background: none;
    border: none;
    cursor: pointer;
}

.mobile-menu-btn span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-brown);
    border-radius: 2px;
    transition: var(--transition-base);
}

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

.hero {
    position: relative;
    padding: calc(80px + var(--space-3xl)) 0 var(--space-3xl);
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
    background: linear-gradient(180deg, var(--color-cream-light) 0%, var(--color-cream) 100%);
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: center;
}

.hero-content {
    max-width: 580px;
}

.hero-badge {
    display: inline-block;
    padding: var(--space-xs) var(--space-md);
    background: var(--color-peach);
    color: var(--color-brown-muted);
    font-size: 0.85rem;
    font-weight: 500;
    border-radius: var(--radius-full);
    margin-bottom: var(--space-lg);
}

.hero h1 {
    margin-bottom: var(--space-md);
}

.hero-tagline {
    font-family: var(--font-serif);
    font-size: 1.35rem;
    font-style: italic;
    color: var(--color-gold);
    margin-bottom: var(--space-md);
}

.hero-description {
    font-size: 1.1rem;
    line-height: 1.7;
    margin-bottom: var(--space-xl);
}

/* Hero Video */
.hero-video {
    position: relative;
    margin: var(--space-lg) 0;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    display: inline-block;
}

.hero-video video {
    width: 100%;
    max-width: 500px;
    height: auto;
    display: block;
    border-radius: var(--radius-lg);
}

.video-sound-btn {
    position: absolute;
    bottom: 12px;
    right: 12px;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    border: none;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    transition: all var(--transition-base);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.15);
    z-index: 10;
    -webkit-tap-highlight-color: transparent;
    user-select: none;
}

.video-sound-btn:hover {
    transform: scale(1.1);
    background: var(--color-white);
}

.video-sound-btn .sound-on {
    display: none;
}

.video-sound-btn.unmuted .sound-off {
    display: none;
}

.video-sound-btn.unmuted .sound-on {
    display: block;
}

.hero-actions {
    display: flex;
    gap: var(--space-md);
    flex-wrap: wrap;
}

/* Hero Card */
.hero-visual {
    display: flex;
    justify-content: center;
}

.hero-card {
    background: var(--color-white);
    border-radius: var(--radius-xl);
    padding: var(--space-lg);
    width: 100%;
    max-width: 340px;
    box-shadow: var(--shadow-lg);
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.hero-card-header {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-weight: 500;
    margin-bottom: var(--space-lg);
    color: var(--color-brown);
}

.hero-card-icon {
    font-size: 1.5rem;
}

.service-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-sm);
    margin-bottom: var(--space-lg);
}

.service-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-md);
    background: var(--color-cream);
    border-radius: var(--radius-md);
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-brown);
    transition: var(--transition-base);
    cursor: pointer;
}

.service-item:hover {
    background: var(--color-peach);
    transform: translateY(-2px);
}

.service-icon {
    font-size: 1.5rem;
}

.provider-preview {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm);
    background: var(--color-cream);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-md);
}

.provider-avatar {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--color-peach) 0%, var(--color-peach-dark) 100%);
    border-radius: 50%;
}

.provider-info {
    display: flex;
    flex-direction: column;
}

.provider-name {
    font-weight: 600;
    color: var(--color-brown);
}

.provider-role {
    font-size: 0.85rem;
    color: var(--color-brown-muted);
}

.provider-rating {
    color: var(--color-gold);
    font-size: 0.9rem;
}

.hero-bg-shape {
    position: absolute;
    top: -50%;
    right: -20%;
    width: 80%;
    height: 150%;
    background: radial-gradient(ellipse at center, rgba(245, 230, 216, 0.6) 0%, transparent 70%);
    z-index: -1;
}

/* ========================================
   Problem Section
   ======================================== */

.problem-section {
    background: var(--color-white);
}

.section-header {
    margin-bottom: var(--space-xl);
}

.section-header.centered {
    text-align: center;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.section-label {
    display: inline-block;
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-gold);
    margin-bottom: var(--space-sm);
}

.section-subtitle {
    font-size: 1.15rem;
    color: var(--color-brown-light);
    margin-top: var(--space-md);
}

.problem-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-2xl);
    margin-bottom: var(--space-xl);
}

.problem-text .lead {
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--color-brown);
    margin-bottom: var(--space-md);
}

.pain-points {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.pain-point {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md) var(--space-lg);
    background: var(--color-cream);
    border-radius: var(--radius-md);
    font-weight: 500;
    color: var(--color-brown);
}

.pain-icon {
    font-size: 1.5rem;
}

.solution-intro {
    text-align: center;
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-style: italic;
    color: var(--color-gold);
}

/* ========================================
   Solution Section
   ======================================== */

.solution-section {
    background: linear-gradient(180deg, var(--color-cream) 0%, var(--color-peach) 100%);
}

.benefits-row {
    display: flex;
    justify-content: center;
    gap: var(--space-xl);
    flex-wrap: wrap;
    margin-bottom: var(--space-lg);
}

.benefit-item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-lg);
    background: var(--color-white);
    border-radius: var(--radius-full);
    font-weight: 500;
    box-shadow: var(--shadow-sm);
}

.benefit-icon {
    font-size: 1.25rem;
}

.benefits-tagline {
    text-align: center;
    font-family: var(--font-serif);
    font-size: 1.75rem;
    color: var(--color-brown);
}

/* ========================================
   How It Works
   ======================================== */

.how-it-works {
    background: var(--color-white);
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
}

.step-card {
    position: relative;
    padding: var(--space-xl);
    background: var(--color-cream);
    border-radius: var(--radius-lg);
    text-align: center;
    transition: var(--transition-base);
}

.step-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.step-number {
    position: absolute;
    top: var(--space-md);
    left: var(--space-md);
    font-family: var(--font-serif);
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-gold);
}

.step-icon {
    font-size: 3rem;
    margin-bottom: var(--space-md);
}

.step-card h3 {
    margin-bottom: var(--space-sm);
    color: var(--color-brown);
}

.step-card p {
    font-size: 0.95rem;
}

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

.why-different {
    background: var(--color-cream);
}

.why-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: center;
}

.why-content h2 {
    margin-bottom: var(--space-xl);
}

.feature-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.feature-list li {
    display: flex;
    align-items: flex-start;
    gap: var(--space-md);
}

.feature-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    background: var(--color-gold);
    color: var(--color-white);
    border-radius: 50%;
    font-size: 0.85rem;
    font-weight: 600;
    flex-shrink: 0;
    margin-top: 2px;
}

.feature-list li div {
    display: flex;
    flex-direction: column;
}

.feature-list li strong {
    color: var(--color-brown);
    margin-bottom: 2px;
}

.feature-list li span {
    font-size: 0.9rem;
    color: var(--color-brown-muted);
}

.trust-card {
    background: var(--color-white);
    padding: var(--space-2xl);
    border-radius: var(--radius-lg);
    text-align: center;
    box-shadow: var(--shadow-md);
}

.trust-icon {
    font-size: 3rem;
    margin-bottom: var(--space-md);
}

.trust-card p {
    font-size: 1.1rem;
    margin-bottom: var(--space-sm);
}

.trust-card .highlight {
    font-family: var(--font-serif);
    font-size: 1.35rem;
    font-weight: 500;
    color: var(--color-brown);
    margin-bottom: 0;
}

/* ========================================
   Who It's For Section
   ======================================== */

.who-for {
    background: var(--color-white);
}

.audience-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-md);
    margin-bottom: var(--space-xl);
}

.audience-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-lg);
    background: var(--color-cream);
    border-radius: var(--radius-md);
    text-align: center;
    font-weight: 500;
    color: var(--color-brown);
    transition: var(--transition-base);
}

.audience-card:hover {
    background: var(--color-peach);
    transform: translateY(-3px);
}

.audience-icon {
    font-size: 2rem;
}

.audience-tagline {
    text-align: center;
    font-family: var(--font-serif);
    font-size: 1.25rem;
    font-style: italic;
    color: var(--color-brown-muted);
}

/* ========================================
   Future Section
   ======================================== */

.future-section {
    background: linear-gradient(135deg, var(--color-peach) 0%, var(--color-cream) 100%);
}

.future-content {
    max-width: 700px;
    margin: 0 auto;
    text-align: center;
}

.future-content h2 {
    margin-bottom: var(--space-lg);
}

.future-content p {
    font-size: 1.1rem;
    margin-bottom: var(--space-md);
}

.future-note {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    font-style: italic;
    color: var(--color-gold);
}

/* ========================================
   CTA Section
   ======================================== */

.cta-section {
    background: var(--color-brown);
    padding: var(--space-3xl) 0;
}

.cta-card {
    max-width: 700px;
    margin: 0 auto;
    text-align: center;
}

.cta-card h2 {
    color: var(--color-cream);
    margin-bottom: var(--space-md);
}

.cta-card > p {
    color: var(--color-peach);
    font-size: 1.15rem;
    margin-bottom: var(--space-xl);
}

.waitlist-form {
    max-width: 500px;
    margin: 0 auto;
}

.form-group {
    display: flex;
    gap: var(--space-sm);
    background: var(--color-white);
    padding: 6px;
    border-radius: var(--radius-full);
}

.form-group input {
    flex: 1;
    padding: var(--space-md) var(--space-lg);
    border: none;
    background: transparent;
    font-family: var(--font-sans);
    font-size: 1rem;
    color: var(--color-brown);
}

.form-group input::placeholder {
    color: var(--color-brown-muted);
}

.form-group input:focus {
    outline: none;
}

.form-group .btn {
    flex-shrink: 0;
}

.form-note {
    margin-top: var(--space-md);
    font-size: 0.85rem;
    color: var(--color-peach-dark);
}

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

.footer {
    background: var(--color-cream);
    padding: var(--space-3xl) 0 var(--space-lg);
    border-top: 1px solid var(--color-peach-dark);
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: var(--space-3xl);
    margin-bottom: var(--space-2xl);
}

.footer-logo {
    height: 60px;
    width: auto;
    border-radius: var(--radius-sm);
    margin-bottom: var(--space-md);
}

.footer-brand p {
    font-size: 0.95rem;
    margin-bottom: var(--space-xs);
}

.footer-brand .tagline {
    font-family: var(--font-serif);
    font-style: italic;
    color: var(--color-gold);
}

.footer-links {
    display: flex;
    justify-content: flex-end;
    gap: var(--space-3xl);
}

.footer-col h4 {
    font-family: var(--font-sans);
    font-size: 0.9rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-brown);
    margin-bottom: var(--space-md);
}

.footer-col a {
    display: block;
    font-size: 0.95rem;
    color: var(--color-brown-muted);
    margin-bottom: var(--space-sm);
}

.footer-col a:hover {
    color: var(--color-gold);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--space-lg);
    border-top: 1px solid var(--color-peach);
}

.footer-bottom p {
    font-size: 0.9rem;
    color: var(--color-brown-muted);
}

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

@media (max-width: 1024px) {
    .hero-container {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
    }
    
    .hero-content {
        max-width: 100%;
        text-align: center;
    }
    
    .hero-actions {
        justify-content: center;
    }
    
    .why-grid {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
    }
}

@media (max-width: 900px) {
    .steps-grid {
        grid-template-columns: 1fr;
        max-width: 500px;
        margin: 0 auto;
    }
    
    .audience-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .problem-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    section {
        padding: var(--space-2xl) 0;
    }
    
    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        flex-direction: column;
        background: var(--color-cream);
        padding: var(--space-lg);
        border-bottom: 1px solid var(--color-peach-dark);
        gap: var(--space-md);
    }
    
    .nav-links.active {
        display: flex;
    }
    
    .mobile-menu-btn {
        display: flex;
    }
    
    .mobile-menu-btn.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .mobile-menu-btn.active span:nth-child(2) {
        opacity: 0;
    }
    
    .mobile-menu-btn.active span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }
    
    .hero {
        min-height: auto;
        padding-top: calc(80px + var(--space-2xl));
    }
    
    .hero-card {
        max-width: 100%;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
    }
    
    .footer-links {
        justify-content: flex-start;
        gap: var(--space-2xl);
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: var(--space-sm);
        text-align: center;
    }
    
    .form-group {
        flex-direction: column;
        border-radius: var(--radius-lg);
    }
    
    .form-group input {
        text-align: center;
    }
}

@media (max-width: 480px) {
    .hero-actions {
        flex-direction: column;
        width: 100%;
    }
    
    .hero-actions .btn {
        width: 100%;
    }
    
    .benefits-row {
        flex-direction: column;
        align-items: center;
    }
    
    .benefit-item {
        width: 100%;
        justify-content: center;
    }
    
    .audience-grid {
        grid-template-columns: 1fr;
    }
}

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

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

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.hero-content {
    animation: fadeInUp 0.8s ease forwards;
}

.hero-visual {
    animation: fadeInUp 0.8s ease 0.2s forwards;
    opacity: 0;
    animation-fill-mode: forwards;
}

.step-card {
    opacity: 0;
    animation: fadeInUp 0.6s ease forwards;
}

.step-card:nth-child(1) { animation-delay: 0.1s; }
.step-card:nth-child(2) { animation-delay: 0.2s; }
.step-card:nth-child(3) { animation-delay: 0.3s; }