/* ===================================
   RESET & BASE STYLES
   =================================== */

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

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    font-weight: 400;
    line-height: 1.6;
    color: #1a1a1a;
    background-color: #ffffff;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ===================================
   TYPOGRAPHY
   =================================== */

h1,
h2,
h3 {
    font-weight: 500;
    line-height: 1.2;
}

a {
    color: inherit;
    text-decoration: none;
}

/* ===================================
   LAYOUT UTILITIES
   =================================== */

.container {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 24px;
}

@media (min-width: 768px) {
    .container {
        padding: 0 48px;
    }
}

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

.btn {
    display: inline-block;
    padding: 16px 32px;
    font-size: 15px;
    font-weight: 500;
    text-align: center;
    border: none;
    cursor: pointer;
    transition: all 0.2s ease;
    letter-spacing: 0.3px;
}

.btn-primary {
    background-color: #1a1a1a;
    color: #ffffff;
}

.btn-primary:hover {
    background-color: #333333;
}

.btn-secondary {
    background-color: #e5e5e5;
    color: #666666;
    cursor: not-allowed;
}

.btn-secondary:disabled {
    opacity: 0.6;
}

.btn-secondary-outline {
    background-color: transparent;
    color: #1a1a1a;
    border: 1px solid #d0d0d0;
}

.btn-secondary-outline:hover {
    border-color: #1a1a1a;
}

/* ===================================
   HERO SECTION
   =================================== */

.hero {
    padding: 120px 0 100px;
    text-align: center;
}

.hero-headline {
    font-size: 32px;
    font-weight: 500;
    margin-bottom: 24px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.hero-subheadline {
    font-size: 18px;
    color: #666666;
    margin-bottom: 40px;
    font-weight: 400;
}

@media (min-width: 768px) {
    .hero {
        padding: 160px 0 120px;
    }

    .hero-headline {
        font-size: 42px;
    }

    .hero-subheadline {
        font-size: 20px;
    }
}

/* ===================================
   COLLECTION SECTION
   =================================== */

.collection {
    padding: 80px 0;
    background-color: #fafafa;
}

.collection-intro {
    font-size: 17px;
    color: #1a1a1a;
    margin-bottom: 48px;
    text-align: center;
}

.box-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 24px;
}

@media (min-width: 640px) {
    .box-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .box-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.box-card {
    background-color: #ffffff;
    border: 1px solid #e5e5e5;
    padding: 0;
    min-height: 320px;
    display: flex;
    flex-direction: column;
    transition: border-color 0.2s ease;
}

.box-card-image {
    width: 100%;
    height: 160px;
    background-color: #f5f5f5;
    border-bottom: 1px solid #e5e5e5;
}

.box-card:hover {
    border-color: #1a1a1a;
}

.box-card-placeholder {
    background-color: #f5f5f5;
    border-color: #e5e5e5;
}

.box-card-placeholder:hover {
    border-color: #e5e5e5;
}

.box-card-content {
    display: flex;
    flex-direction: column;
    height: 100%;
    padding: 24px;
}

.box-card-title {
    font-size: 20px;
    font-weight: 500;
    margin-bottom: 8px;
}

.box-card-creator {
    font-size: 14px;
    color: #666666;
    margin-bottom: 16px;
}

.box-card-description {
    font-size: 15px;
    color: #333333;
    margin-bottom: 24px;
    flex-grow: 1;
}

.box-card-link {
    font-size: 14px;
    font-weight: 500;
    color: #1a1a1a;
    text-decoration: underline;
    text-underline-offset: 3px;
}

.box-card-placeholder-text {
    font-size: 15px;
    color: #999999;
    text-align: center;
    margin: auto;
}

/* ===================================
   FOR CONSUMERS SECTION
   =================================== */

.for-consumers {
    padding: 100px 0;
}

.section-title {
    font-size: 24px;
    font-weight: 500;
    margin-bottom: 32px;
}

.feature-list {
    list-style: none;
    font-size: 17px;
    line-height: 2;
}

.feature-list li {
    padding-left: 24px;
    position: relative;
}

.feature-list li::before {
    content: "—";
    position: absolute;
    left: 0;
    color: #666666;
}

/* ===================================
   FOR CREATORS SECTION
   =================================== */

.for-creators {
    padding: 100px 0;
    background-color: #fafafa;
}

.creators-intro {
    font-size: 17px;
    margin-bottom: 32px;
    line-height: 1.7;
}

.for-creators .btn {
    margin-top: 24px;
}

/* ===================================
   MANIFESTO SECTION
   =================================== */

.manifesto {
    padding: 120px 0;
}

.manifesto-text {
    font-size: 24px;
    font-weight: 400;
    line-height: 1.6;
    text-align: center;
    color: #1a1a1a;
}

@media (min-width: 768px) {
    .manifesto {
        padding: 160px 0;
    }

    .manifesto-text {
        font-size: 28px;
    }
}

/* ===================================
   FINAL CTA SECTION
   =================================== */

.final-cta {
    padding: 0;
}

.final-cta .btn {
    margin: 0 8px 16px;
}

@media (min-width: 640px) {
    .final-cta .btn {
        margin: 0 12px;
    }
}

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

.footer {
    padding: 60px 0 40px;
    border-top: 1px solid #e5e5e5;
}

.footer .container {
    display: flex;
    flex-direction: column;
    gap: 32px;
}

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

.footer-logo {
    font-size: 18px;
    font-weight: 500;
    margin-bottom: 8px;
}

.footer-tagline {
    font-size: 14px;
    color: #666666;
}

.footer-nav {
    display: flex;
    justify-content: center;
    gap: 24px;
    flex-wrap: wrap;
}

.footer-nav a {
    font-size: 14px;
    color: #666666;
    transition: color 0.2s ease;
}

.footer-nav a:hover {
    color: #1a1a1a;
}

@media (min-width: 768px) {
    .footer .container {
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
    }

    .footer-brand {
        text-align: left;
    }
}