/* ==========================================================================
   Components - Clayworks Website
   Shared components: Navigation, Footer, Buttons, Cards
   ========================================================================== */

/* =========================================================================
   NAVIGATION
   ========================================================================= */

.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-md) var(--page-padding);
    background: transparent;
    z-index: var(--z-nav);
}

.nav-logo {
    display: block;
    font-size: var(--text-base);
    font-weight: 400;
    letter-spacing: 0.05em;
    transition: filter var(--transition-base);
}

.nav-logo:hover .logo-image {
    filter: brightness(0) saturate(100%) invert(44%) sepia(95%) saturate(1057%) hue-rotate(338deg) brightness(95%) contrast(92%);
}

.logo-image {
    height: 28px;
    width: auto;
    display: block;
}

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

.nav-links a {
    text-decoration: none;
    color: var(--color-cream);
    font-size: var(--text-xs);
    font-weight: 400;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    transition: color var(--transition-base);
}

.nav-links a:hover {
    color: var(--color-accent);
}

.nav-links a.active {
    color: var(--color-accent);
}

.nav-links .btn-download {
    color: var(--color-text-dark);
}

/* =========================================================================
   BURGER MENU
   ========================================================================= */

.burger-menu {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 24px;
    height: 18px;
    cursor: pointer;
    z-index: var(--z-burger);
    position: relative;
    /* Button reset for accessibility */
    background: none;
    border: none;
    padding: 0;
}

.burger-menu span {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--color-cream);
    transition: all var(--transition-burger);
    transform-origin: center;
}

.burger-menu.active span {
    background: var(--color-cream);
}

.burger-menu.active span:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

.burger-menu.active span:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
}

.burger-menu.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* =========================================================================
   MOBILE NAV OVERLAY
   ========================================================================= */

.mobile-nav {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--color-purple-dark);
    z-index: var(--z-mobile-nav);
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: var(--space-xl);
    clip-path: circle(0% at calc(100% - 3rem) 2rem);
    transition: clip-path var(--transition-nav);
}

.mobile-nav.active {
    clip-path: circle(150% at calc(100% - 3rem) 2rem);
}

.mobile-nav a {
    text-decoration: none;
    color: var(--color-cream);
    font-family: var(--font-display);
    font-size: var(--text-2xl);
    font-weight: 400;
    letter-spacing: 0.05em;
    transition: color var(--transition-base), transform 0.125s cubic-bezier(0.25, 0.1, 0.25, 1) 0.025s;
    opacity: 0;
    transform: translateY(20px);
}

.mobile-nav.active a {
    opacity: 1;
    transform: translateY(0);
}

.mobile-nav.active a:nth-child(1) { transition-delay: 0.1s; }
.mobile-nav.active a:nth-child(2) { transition-delay: 0.15s; }
.mobile-nav.active a:nth-child(3) { transition-delay: 0.2s; }
.mobile-nav.active a:nth-child(4) { transition-delay: 0.25s; }
.mobile-nav.active a:nth-child(5) { transition-delay: 0.3s; }

.mobile-nav a:hover {
    color: var(--color-accent);
    transform: translateY(2px);
}

.mobile-nav a.active {
    color: var(--color-accent);
}

.mobile-nav .btn-download {
    margin-top: var(--space-sm);
    padding: var(--space-sm) var(--space-lg);
    font-family: var(--font-body);
    font-size: var(--text-sm);
    text-transform: uppercase;
    letter-spacing: 0.15em;
    border: 2px solid var(--color-cream);
    background: transparent;
    transition: color var(--transition-base), background var(--transition-base), border-color var(--transition-base), transform 0.125s cubic-bezier(0.25, 0.1, 0.25, 1) 0.025s;
}

.mobile-nav .btn-download:hover {
    background: var(--color-accent);
    border-color: var(--color-accent);
    color: var(--color-cream);
    transform: translateY(2px);
}

/* =========================================================================
   BUTTONS
   ========================================================================= */

.btn-download {
    padding: 0.6rem var(--space-md);
    background: var(--color-cream);
    color: var(--color-text-dark);
    border: 2px solid var(--color-cream);
    border-radius: var(--border-radius-sm);
    font-size: var(--text-xs);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    cursor: pointer;
    transition: all var(--transition-base);
    text-decoration: none;
    text-shadow: none;
}

.nav-links .btn-download:hover,
.btn-download:hover {
    background: var(--color-accent);
    border-color: var(--color-accent);
    color: var(--color-cream);
    transform: translateY(2px);
}

/* Gumroad button adjustments */
.gumroad-button {
    display: inline-block !important;
    width: auto !important;
    max-width: fit-content !important;
}

.gumroad-button-logo {
    margin-left: 8px !important;
}

/* =========================================================================
   FEATURE CARDS
   ========================================================================= */

.feature-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    grid-auto-rows: 1fr;
    gap: 2px;
    max-width: var(--max-width);
    margin: 0 auto;
    background: var(--color-text-dark);
    border-radius: var(--border-radius-base);
    padding: 2px;
}

.feature-card {
    background: var(--color-purple-mid);
    padding: var(--space-xl);
    border: none;
    border-radius: var(--border-radius-sm);
    transition: all var(--transition-fast);
    position: relative;
    cursor: pointer;
    display: flex;
    flex-direction: column;
}

.feature-card:hover {
    background: var(--color-purple-hover);
}

.feature-card:hover .card-number {
    transform: translateX(4px);
}

.card-number {
    font-family: var(--font-body);
    font-size: var(--text-card-number);
    font-weight: 400;
    color: var(--color-accent);
    margin-bottom: var(--space-sm);
    letter-spacing: 0.05em;
    font-style: italic;
    transition: transform 0.15s ease;
}

.card-title {
    font-family: var(--font-display);
    font-size: var(--text-xl);
    font-weight: 400;
    margin-bottom: var(--space-md);
    color: var(--color-cream);
    line-height: 1.2;
    letter-spacing: 0.2px;
}

.card-text {
    font-family: var(--font-body);
    font-size: var(--text-md);
    line-height: 1.4;
    color: var(--color-cream);
    font-weight: 400;
    letter-spacing: 0.2px;
}

/* =========================================================================
   FOOTER
   ========================================================================= */

.footer {
    background: var(--color-cream);
    color: var(--color-text-dark);
    padding: var(--space-footer) var(--page-padding);
    position: relative;
    box-shadow: 0 -1px 1px rgba(31, 26, 36, 0.15);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: var(--text-sm);
    letter-spacing: 0.35px;
}

.footer-content p {
    color: var(--color-text-dark);
}

.footer-content strong {
    font-weight: 600;
}

.footer-links {
    display: flex;
    gap: var(--space-lg);
}

.footer-links a {
    color: var(--color-text-dark);
    text-decoration: none;
    font-size: var(--text-xs);
    letter-spacing: 0.05em;
    transition: color var(--transition-base);
}

.footer-links a:hover {
    color: var(--color-accent);
}

.footer-email {
    color: var(--color-text-dark);
    text-decoration: none;
    font-size: var(--text-footer-email);
    transition: color var(--transition-base);
}

.footer-email:hover {
    color: var(--color-accent);
}

/* =========================================================================
   CTA SECTION (Shared between pages)
   ========================================================================= */

.cta-section {
    background: var(--color-purple-mid);
    color: var(--color-cream);
    padding: 0;
    position: relative;
    overflow: hidden;
    display: grid;
    grid-template-columns: 1fr 1fr;
}

.cta-content {
    padding: var(--space-2xl) var(--space-4xl);
    display: flex;
    flex-direction: column;
    justify-content: center;
    text-align: left;
    position: relative;
    z-index: var(--z-content);
}

.cta-title {
    font-family: var(--font-display);
    font-size: var(--text-display-xl);
    font-weight: 400;
    margin-bottom: var(--space-md);
    line-height: 1.2;
    color: var(--color-cream);
    letter-spacing: 0.2px;
}

.cta-text {
    font-family: var(--font-body);
    font-size: var(--text-lg);
    font-weight: 400;
    line-height: 1.4;
    color: var(--color-cream);
    margin-bottom: var(--space-lg);
    max-width: 500px;
    letter-spacing: 0.2px;
}

.cta-visual {
    position: relative;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.cta-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* =========================================================================
   RESPONSIVE - TABLET (max-width: 1024px)
   ========================================================================= */

@media (max-width: 1024px) {
    .cta-section {
        grid-template-columns: 1fr;
    }
    
    .cta-content {
        padding: var(--space-3xl) var(--page-padding);
        text-align: center;
        align-items: center;
    }
    
    .cta-text {
        max-width: 600px;
    }
    
    .cta-visual {
        height: 350px;
    }
}

/* =========================================================================
   RESPONSIVE - MOBILE (max-width: 768px)
   ========================================================================= */

@media (max-width: 768px) {
    .nav {
        padding: var(--space-sm) var(--page-padding-mobile);
    }
    
    .nav-links {
        display: none;
    }
    
    .burger-menu {
        display: flex;
    }
    
    .mobile-nav {
        display: flex;
    }
    
    .feature-cards {
        grid-template-columns: 1fr;
        gap: 2px;
    }
    
    .feature-card {
        padding: var(--space-lg);
    }
    
    .cta-content {
        padding: var(--space-2xl) var(--page-padding-mobile);
    }

    .cta-visual {
        height: 280px;
    }
    
    .footer {
        padding: var(--space-footer) var(--page-padding-mobile);
    }
    
    .footer-content {
        flex-direction: column;
        gap: var(--space-sm);
        text-align: center;
    }
}