/* ===========================
   Allie Irwin Redesign Prototype
   Design System & Base Styles
   =========================== */

/* --- Fonts --- */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600&family=Marcellus&display=swap');

/* --- Tokens --- */
:root {
    /* Colors */
    --clr-cream-base: #faf8f5;
    --clr-cream-dark: #f0ebe1;
    --clr-white: #ffffff;
    
    --clr-blue-base: #6babc7;
    --clr-blue-dark: #568ea8;
    --clr-blue-light: #e6f2f7;
    
    --clr-charcoal-base: #2c3e50;
    --clr-charcoal-light: #4a5d6f;
    --clr-text-muted: #6b7c8c;

    /* Typography */
    --font-serif: 'Marcellus', serif;
    --font-sans: 'Inter', -apple-system, sans-serif;

    /* Spacing & Layout */
    --container-max: 1200px;
    --section-pad: 5rem 1.5rem;
    
    /* Effects */
    --shadow-sm: 0 2px 8px rgba(44, 62, 80, 0.05);
    --shadow-md: 0 8px 24px rgba(44, 62, 80, 0.08);
    --shadow-lg: 0 16px 48px rgba(44, 62, 80, 0.12);
    --radius-md: 12px;
    --radius-lg: 20px;
}

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

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

body {
    font-family: var(--font-sans);
    color: var(--clr-charcoal-base);
    background-color: var(--clr-cream-base);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
}

a {
    color: inherit;
    text-decoration: none;
    transition: color 0.3s ease;
}

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

ul {
    list-style: none;
}

/* --- Typography --- */
h1, h2, h3, h4 {
    font-family: var(--font-serif);
    font-weight: 400;
    line-height: 1.2;
    color: var(--clr-charcoal-base);
}

.text-center { text-align: center; }
.text-muted { color: var(--clr-text-muted); }

/* --- Layout Utilities --- */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 1.5rem;
}

.section {
    padding: var(--section-pad);
}

.grid-2 {
    display: grid;
    grid-template-columns: 1fr;
    gap: 3rem;
}

@media (min-width: 768px) {
    .grid-2 {
        grid-template-columns: 1fr 1fr;
    }
}

/* --- Components --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 1rem 2.5rem;
    font-family: var(--font-sans);
    font-size: 1rem;
    font-weight: 500;
    border-radius: 4px; /* Slightly sharper for professional feel */
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.btn-primary {
    background-color: var(--clr-blue-base);
    color: var(--clr-white);
}

.btn-primary:hover {
    background-color: var(--clr-blue-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-outline {
    background-color: transparent;
    border: 2px solid var(--clr-charcoal-base);
    color: var(--clr-charcoal-base);
}

.btn-outline:hover {
    background-color: var(--clr-charcoal-base);
    color: var(--clr-white);
}

/* Header */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 1.25rem 0;
    z-index: 1000;
    background: rgba(250, 248, 245, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
}

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

.brand {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    color: var(--clr-charcoal-base);
    letter-spacing: 0.02em;
}

.nav-links {
    display: none; /* Mobile hidden by default */
}

@media (min-width: 900px) {
    .nav-links {
        display: flex;
        gap: 2.5rem;
        align-items: center;
    }
    
    .nav-links a {
        font-size: 0.95rem;
        font-weight: 500;
        color: var(--clr-charcoal-light);
    }

    .nav-links a:hover {
        color: var(--clr-blue-base);
    }
}

.nav-cta {
    display: none;
}

@media (min-width: 900px) {
    .nav-cta {
        display: inline-flex;
        padding: 0.75rem 1.5rem;
        font-size: 0.85rem;
    }
}

/* Animations */
.fade-in-up {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-in-up.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ===========================
   Hero Section
   =========================== */
.hero {
    position: relative;
    min-height: 90vh;
    display: flex;
    align-items: center;
    padding-top: 80px; /* Offset for header */
}

.hero-bg {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--clr-cream-base) 0%, var(--clr-blue-light) 100%);
    z-index: -1;
}

.hero-content {
    display: flex;
    flex-direction: column;
    justify-content: center;
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.hero-label {
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--clr-blue-dark);
    margin-bottom: 1.5rem;
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    margin-bottom: 1.5rem;
    color: var(--clr-charcoal-base);
}

.hero-subtitle {
    font-size: 1.15rem;
    color: var(--clr-charcoal-light);
    margin-bottom: 2.5rem;
    max-width: 600px;
    margin-inline: auto;
}

.hero-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* ===========================
   Intro Section
   =========================== */
.intro-section {
    background-color: var(--clr-white);
}

.intro-container {
    max-width: 800px;
}

.intro-title {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

.intro-subtitle {
    font-size: 1.5rem;
    font-family: var(--font-serif);
    margin-bottom: 2.5rem;
    font-weight: 400;
}

.intro-body p {
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
    color: var(--clr-charcoal-light);
}

.intro-body strong {
    color: var(--clr-blue-dark);
}

/* ===========================
   Services Section (Grid & Cards)
   =========================== */
.services-section {
    background-color: var(--clr-blue-light);
}

.service-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}

@media (min-width: 768px) {
    .service-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.service-card {
    background: var(--clr-white);
    padding: 2.5rem 2rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    height: 100%;
}

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

.card-icon {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
}

.card-title {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--clr-charcoal-base);
}

.card-desc {
    font-size: 1rem;
    color: var(--clr-charcoal-light);
    margin-bottom: 2rem;
    flex-grow: 1; /* Pushes the link to the bottom */
}

.card-link {
    font-weight: 600;
    color: var(--clr-blue-dark);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-size: 0.85rem;
}

.card-link:hover {
    color: var(--clr-blue-base);
}

/* ===========================
   Testimonial Section
   =========================== */
.testimonial-section {
    background-color: var(--clr-charcoal-base);
    color: var(--clr-white);
    text-align: center;
    padding: 6rem 1.5rem;
}

.testimonial-quote {
    font-family: var(--font-serif);
    font-size: clamp(1.5rem, 3vw, 2.5rem);
    max-width: 900px;
    margin: 0 auto 2rem;
    line-height: 1.4;
    font-style: italic;
    color: var(--clr-white);
}

.testimonial-author {
    font-size: 1rem;
    color: var(--clr-blue-light);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

/* ===========================
   Contact / Newsletter Section
   =========================== */
.contact-section {
    background-color: var(--clr-cream-dark);
}

.contact-container {
    display: grid;
    grid-template-columns: 1fr;
    gap: 3rem;
    align-items: center;
}

@media (min-width: 900px) {
    .contact-container {
        grid-template-columns: 1fr 1fr;
        gap: 5rem;
    }
}

.contact-form {
    background: var(--clr-white);
    padding: 2.5rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.form-input {
    width: 100%;
    padding: 1rem 1.25rem;
    font-family: var(--font-sans);
    font-size: 1rem;
    border: 1px solid #d1d9e0;
    border-radius: var(--radius-md);
    transition: border-color 0.3s ease;
}

.form-input:focus {
    outline: none;
    border-color: var(--clr-blue-base);
}

.btn-full {
    width: 100%;
}

/* ===========================
   Footer
   =========================== */
.site-footer {
    background-color: var(--clr-white);
    padding: 5rem 0 2rem;
    border-top: 1px solid var(--clr-cream-dark);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

@media (min-width: 768px) {
    .footer-grid {
        grid-template-columns: 2fr 1fr 1fr;
    }
}

.footer-links h4,
.footer-legal h4 {
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
    color: var(--clr-charcoal-base);
}

.footer-links ul li,
.footer-legal ul li {
    margin-bottom: 0.75rem;
}

.footer-links a,
.footer-legal a {
    color: var(--clr-text-muted);
    font-size: 0.95rem;
}

.footer-links a:hover,
.footer-legal a:hover {
    color: var(--clr-blue-base);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid var(--clr-cream-dark);
    font-size: 0.85rem;
}