/*
=====================================================
    Theme: Atelier (Simple Version)
    Author: Chris Murray Consulting
    Version: 1.1
=====================================================
*/

/* 1. Variables & Root Styles */
:root {
    --primary-color: #A95C44;
    /* Terracotta */
    --bg-color: #F8F9FA;
    /* Off-White */
    --surface-color: #FFFFFF;
    /* White */
    --border-color: #DEE2E6;
    /* Light Grey */
    --text-color: #495057;
    /* Medium Grey */
    --heading-color: #212529;
    /* Charcoal */

    --font-heading: 'Poppins', sans-serif;
    --font-body: 'Source Serif Pro', serif;
    --font-weight-normal: 400;
    --font-weight-bold: 600;
    --font-weight-black: 700;

    --transition-speed: 0.3s;
    --container-width: 1100px;
    --section-padding: 100px 0;
}

/* 2. Base & Reset Styles */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.8;
    font-size: 1.1rem;
}

body.nav-open {
    overflow: hidden;
}

h1,
h2,
h3,
h4 {
    font-family: var(--font-heading);
    font-weight: var(--font-weight-bold);
    line-height: 1.3;
    color: var(--heading-color);
}

h1 {
    font-size: clamp(3rem, 7vw, 5.5rem);
    font-weight: var(--font-weight-black);
}

h2 {
    font-size: clamp(2.2rem, 6vw, 3.5rem);
}

h3 {
    font-size: 1.5rem;
}

h4 {
    font-size: 1.1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--primary-color);
}

p {
    max-width: 60ch;
}

a {
    color: var(--heading-color);
    text-decoration: none;
    font-weight: var(--font-weight-bold);
    transition: color var(--transition-speed);
}

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

.container {
    width: 90%;
    max-width: var(--container-width);
    margin: 0 auto;
}

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

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

.text-center p,
.text-center h2 {
    margin-left: auto;
    margin-right: auto;
}

.section-title {
    margin-bottom: 4rem;
}

.section-title .subtitle {
    color: var(--primary-color);
    font-family: var(--font-heading);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-bottom: 0.5rem;
}

/* 3. Header & Navigation */
#main-header {
    position: sticky;
    top: 0;
    z-index: 999;
    padding: 20px 0;
    background-color: rgba(248, 249, 250, 0.85);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
}

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

.logo-link img {
    height: 80px;
    filter: brightness(0) invert(0);
}

#desktop-nav {
    display: none;
}

.nav-links {
    list-style: none;
    display: flex;
    align-items: center;
    gap: 40px;
}

.nav-link {
    font-size: 1rem;
}

.nav-link.active {
    color: var(--primary-color);
}

.nav-cta {
    padding: 0.6rem 1.2rem;
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
    border-radius: 5px;
    transition: all var(--transition-speed);
    font-size: 0.9rem;
}

.nav-cta:hover,
.nav-cta.active {
    background-color: var(--primary-color);
    color: var(--surface-color);
}

#hamburger-btn {
    background: none;
    border: none;
    z-index: 1002;
    cursor: pointer;
    position: relative;
    width: 30px;
    height: 24px;
}

#hamburger-btn span {
    display: block;
    width: 100%;
    height: 2px;
    background-color: var(--heading-color);
    transition: all var(--transition-speed) ease-in-out;
    position: absolute;
}

#hamburger-btn span:first-child {
    top: 0;
}

#hamburger-btn span:last-child {
    bottom: 0;
}

body.nav-open #hamburger-btn {
    position: fixed;
    right: 5%;
}

body.nav-open #hamburger-btn span:first-of-type {
    top: 50%;
    transform: translateY(-50%) rotate(45deg);
}

body.nav-open #hamburger-btn span:last-of-type {
    top: 50%;
    transform: translateY(-50%) rotate(-45deg);
}

/* Mobile Nav Styles */
#mobile-nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--bg-color);
    z-index: 1000;
    display: flex;
    flex-direction: column;
    justify-content: center;
    text-align: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-speed), visibility var(--transition-speed);
}

body.nav-open #mobile-nav {
    opacity: 1;
    visibility: visible;
}

#mobile-nav .mobile-nav-links {
    list-style: none;
    padding: 0;
}

#mobile-nav .mobile-nav-links li {
    margin: 1.5rem 0;
}

#mobile-nav .mobile-nav-link {
    font-size: clamp(2rem, 8vw, 3rem);
    font-family: var(--font-heading);
    color: var(--heading-color);
}

/* 4. Hero Section */
#hero {
    padding: 8rem 0;
    text-align: center;
}

#hero p {
    font-size: 1.25rem;
    max-width: 55ch;
    margin: 1.5rem auto 2.5rem;
}

.cta-button {
    padding: 1rem 2.5rem;
    background: var(--primary-color);
    color: var(--surface-color);
    border: 2px solid var(--primary-color);
    transition: all var(--transition-speed);
    font-weight: var(--font-weight-bold);
    font-family: var(--font-heading);
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.9rem;
    border-radius: 5px;
}

.cta-button:hover {
    background: transparent;
    color: var(--primary-color);
}

/* 5. Approach Section */
index.html#approach {
    background-color: var(--surface-color);
}

.approach-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.approach-card {
    padding: 2rem;
}

.approach-card h3 {
    margin-bottom: 1rem;
}

/* 6. Craft Section */
.craft-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
}

.craft-item {
    border-top: 3px solid var(--primary-color);
    padding-top: 1.5rem;
}

.craft-item h4 {
    color: var(--border-color);
}

.craft-item h3 {
    margin: 1rem 0;
}

/* 7. Results Section */
index.html#results {
    background-color: var(--surface-color);
}

.results-content blockquote {
    margin: 0 auto 4rem;
    text-align: center;
    border: none;
    max-width: 65ch;
}

.results-content blockquote p {
    font-family: var(--font-heading);
    font-size: clamp(1.5rem, 4vw, 2.2rem);
    font-weight: var(--font-weight-bold);
    color: var(--heading-color);
    line-height: 1.4;
}

.results-content blockquote cite {
    display: block;
    margin-top: 1rem;
    font-style: normal;
    font-weight: var(--font-weight-normal);
    color: var(--text-color);
    font-family: var(--font-body);
}

.results-metrics {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    text-align: center;
}

.metric-item {
    background-color: var(--bg-color);
    padding: 2.5rem;
    border: 1px solid var(--border-color);
}

.metric-number {
    font-family: var(--font-heading);
    font-size: 5rem;
    font-weight: var(--font-weight-black);
    color: var(--primary-color);
    line-height: 1;
    display: block;
    margin-bottom: 1rem;
}

/* 8. Final CTA Section */
#final-cta {
    text-align: center;
    border-top: 1px solid var(--border-color);
}

#final-cta h2 {
    margin-bottom: 1rem;
}

#final-cta p {
    margin: 0 auto 2rem;
}

/* 9. Page & Legal Styles */
.page-header {
    text-align: center;
    padding: 6rem 0;
}

.lead {
    font-size: 1.25rem;
    max-width: 60ch;
    margin: 1rem auto 0;
}

.legal-content .container {
    max-width: 800px;
}

.legal-content h2 {
    margin: 3rem 0 1rem;
    border-bottom: 2px solid var(--primary-color);
    padding-bottom: 0.5rem;
}

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

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    font-weight: bold;
    color: var(--heading-color);
    margin-bottom: 0.5rem;
    font-family: var(--font-heading);
    font-size: 0.9rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    background-color: var(--surface-color);
    color: var(--heading-color);
    font-size: 1rem;
    border-radius: 4px;
    font-family: var(--font-body);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

.contact-item h4 {
    margin-bottom: 0.5rem;
}

/* 10. Footer */
#main-footer {
    padding: 60px 0 40px;
    background: var(--surface-color);
    border-top: 1px solid var(--border-color);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr repeat(3, 1fr);
    gap: 3rem;
}

.footer-col h4 {
    color: var(--heading-color);
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

.footer-col ul {
    list-style: none;
}

.footer-col ul li {
    margin-bottom: 0.5rem;
}

.footer-col ul a {
    color: var(--text-color);
    font-weight: var(--font-weight-normal);
}

.footer-bottom {
    text-align: center;
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
    color: var(--text-color);
    font-size: 0.9rem;
}

/* 11. Responsive Design */
@media (min-width: 992px) {
    #desktop-nav {
        display: block;
    }

    #hamburger-btn {
        display: none;
    }
}

@media (max-width: 991px) {
    #desktop-nav {
        display: none;
    }

    #hamburger-btn {
        display: block;
    }
}

@media (max-width: 768px) {

    .approach-grid,
    .craft-grid,
    .results-metrics,
    .footer-grid,
    #contact-page .contact-grid {
        grid-template-columns: 1fr;
    }

    .footer-grid {
        text-align: center;
    }
}