/* styles/main.css */

/* ===== CSS Variables ===== */
:root {
    --color-bg: #ffffff;
    --color-bg-alt: #f8f9fa;
    --color-text: #1a1a1a;
    --color-text-muted: #6b7280;
    --color-primary: #1a1a1a;
    --color-primary-hover: #333333;
    --color-border: #e5e7eb;
    
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem; 
    --spacing-xl: 6rem;
    
    --container-max: 1200px;
    
    --transition: 0.2s ease;
}

/* ===== Reset & Base ===== */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ===== Typography ===== */
h1, h2, h3, h4 {
    font-weight: 600;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

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

p {
    color: var(--color-text-muted);
    max-width: 65ch;
}

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

/* ===== Layout ===== */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.section {
    padding: var(--spacing-xl) 0;
}

/* ===== Buttons ===== */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    font-size: 0.95rem;
    font-weight: 500;
    border: 2px solid transparent;
    border-radius: 16px;
    cursor: pointer;
    transition: all var(--transition);
}

.btn-primary {
    background-color: var(--color-primary);
    color: var(--color-bg);
    border-color: var(--color-primary);
}

.btn-primary:hover {
    background-color: var(--color-primary-hover);
    border-color: var(--color-primary-hover);
}

.btn-large {
    padding: 1rem 2rem;
    font-size: 1rem;
    border-radius: 20px;
}

/* ===== Header ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-border);
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 70px;
}

/* ===== Logo ===== */
.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.25rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--color-text);
}

.logo-img {
    height: 40px;
    width: auto;
    display: block;
}

.logo-text {
    white-space: nowrap;
}

/* Header logo specific */
.header .logo-img {
    height: 35px;
}

/* Footer logo specific */
.footer .logo-img {
    height: 45px;
}

.nav-menu {
    display: flex;
    gap: var(--spacing-md);
    list-style: none;
    margin-left: auto;
}

.nav-menu a {
    font-size: 0.95rem;
    color: var(--color-text-muted);
    transition: color var(--transition);
}

.nav-menu a:hover {
    color: var(--color-text);
}

/* ===== Hero ===== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 70px;
}

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

.hero-title {
    margin-bottom: var(--spacing-md);
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-lg);
    margin-left: auto;
    margin-right: auto;
}

/* ===== Services ===== */
.services {
    background-color: var(--color-bg-alt);
}

.section-title {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
}

.service-card {
    padding: var(--spacing-md);
    background-color: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: 24px;
    transition: transform var(--transition), box-shadow var(--transition);
}

.service-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.08);
}

.service-title {
    margin-bottom: var(--spacing-sm);
}

.service-desc {
    font-size: 0.95rem;
}

/* ===== About / Philosophy ===== */
.about-content {
    text-align: center;
}

.manifesto {
    max-width: 600px;
    margin: 0 auto;
}

.manifesto p {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-md);
    color: var(--color-text);
}

/* ===== Process ===== */
.process {
    background-color: var(--color-bg-alt);
}

.process-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
}

.process-step {
    text-align: center;
    padding: var(--spacing-md);
    background-color: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: 24px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.process-step:hover {
    transform: translateY(-12px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12),
                0 0 0 1px rgba(255, 255, 255, 0.1);
}

.step-number {
    display: block;
    font-size: 3.5rem;
    font-weight: 700;
    color: #333333;
    margin-bottom: var(--spacing-xs);
    line-height: 1;
    letter-spacing: -0.02em;
}

.step-title {
    margin-bottom: var(--spacing-xs);
    font-size: 1.25rem;
    font-weight: 600;
}

.step-desc {
    font-size: 0.95rem;
    color: var(--color-text-muted);
    line-height: 1.5;
}

/* ===== Social Proof ===== */
.proof-content {
    text-align: center;
}

.proof-title {
    font-size: clamp(1.25rem, 3vw, 1.75rem);
    font-weight: 500;
    color: var(--color-text);
    max-width: 600px;
    margin: 0 auto var(--spacing-xl);
    line-height: 1.4;
}

.testimonial {
    max-width: 700px;
    margin: 0 auto var(--spacing-xl);
    font-style: italic;
}

.testimonial p {
    font-size: 1.5rem;
    color: var(--color-text);
    margin-bottom: var(--spacing-sm);
}

.testimonial cite {
    font-style: normal;
    color: var(--color-text-muted);
}

.stats {
    display: flex;
    justify-content: center;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
}

.stat {
    text-align: center;
}

.stat-value {
    display: block;
    font-size: 3rem;
    font-weight: 700;
    color: var(--color-primary);
}

.stat-label {
    font-size: 0.95rem;
    color: var(--color-text-muted);
}

/* ===== Contact ===== */
.contact {
    background-color: var(--color-bg-alt);
}

.contact-content {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.contact-text {
    margin-bottom: var(--spacing-lg);
    font-size: 1.25rem;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    font-size: 1rem;
    font-family: inherit;
    border: 1px solid var(--color-border);
    border-radius: 16px;
    background-color: var(--color-bg);
    transition: border-color var(--transition), box-shadow var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(26, 26, 26, 0.1);
}

.form-group textarea {
    resize: none;
    min-height: 120px;
}

/* ===== Footer ===== */
.footer {
    padding: var(--spacing-md) 0;
    border-top: 1px solid var(--color-border);
}

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

.copyright {
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

/* ===== Notification ===== */
.notification {
    border-radius: 16px !important;
}
/* ===== Service Icon ===== */
.service-icon {
    width: 56px;
    height: 56px;
    margin-bottom: var(--spacing-sm);
    padding: 12px;
    background-color: var(--color-bg-alt);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.service-icon svg {
    width: 100%;
    height: 100%;
    stroke: var(--color-primary);
}

/* ===== Service Features ===== */
.service-features {
    list-style: none;
    margin: var(--spacing-sm) 0;
    padding: var(--spacing-sm);
    background-color: var(--color-bg-alt);
    border-radius: 12px;
}

.service-features li {
    position: relative;
    padding-left: 1.25rem;
    margin-bottom: 0.375rem;
    font-size: 0.875rem;
    color: var(--color-text);
}

.service-features li:last-child {
    margin-bottom: 0;
}

.service-features li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: #10b981;
    font-weight: 700;
}

/* ===== Service Link ===== */
.service-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    margin-top: var(--spacing-sm);
    font-weight: 600;
    color: var(--color-primary);
    transition: gap var(--transition);
}

.service-link:hover {
    gap: 0.75rem;
}

.service-link svg {
    width: 18px;
    height: 18px;
}

/* ===== Final CTA ===== */
.cta {
    background-color: var(--color-bg-alt);
    text-align: center;
}

.cta-content {
    max-width: 600px;
    margin: 0 auto;
}

.cta-title {
    margin-bottom: var(--spacing-sm);
}

.cta-text {
    margin-bottom: var(--spacing-md);
    font-size: 1.25rem;
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }
    
    .hero {
        min-height: auto;
        padding: 120px 0 var(--spacing-xl);
    }
    
    .stats {
        flex-direction: column;
        gap: var(--spacing-md);
    }
    
    .footer-content {
        flex-direction: column;
        gap: var(--spacing-sm);
        text-align: center;
    }
}