/* postp.day — Post-Everything Minimalism */
/* Palette: #FFFFFF, #1A1A1A, #444444, #999999, #CCCCCC, #000000, #DDDDDD, #666666 */
/* Fonts: Inter (all weights) */

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background-color: #FFFFFF;
    color: #1A1A1A;
    overflow-x: hidden;
}

/* ============================================
   HERO VOID
   ============================================ */
.hero {
    width: 100%;
    height: 100vh;
    display: grid;
    place-items: center;
    background-color: #FFFFFF;
}

.hero-center {
    text-align: center;
    padding: 0 max(2rem, 10vw);
}

.hero-title {
    font-family: 'Inter', sans-serif;
    font-weight: 300;
    font-size: clamp(1.8rem, 3.5vw, 3rem);
    color: #1A1A1A;
    letter-spacing: -0.01em;
    line-height: 1.2;
    transition: color 0.2s ease;
}

.hero-title:hover {
    color: #000000;
}

.hero-subtitle {
    font-family: 'Inter', sans-serif;
    font-weight: 400;
    font-size: clamp(0.95rem, 1.05vw, 1.05rem);
    color: #444444;
    margin-top: 12px;
    line-height: 1.8;
    transition: color 0.2s ease;
}

.hero-subtitle:hover {
    color: #1A1A1A;
}

/* ============================================
   FOLD LINE
   ============================================ */
.fold-line {
    width: 0%;
    height: 1px;
    background-color: #CCCCCC;
    margin: 0 auto;
    transition: width 0.8s ease-out;
}

.fold-line.visible {
    width: 40%;
}

.fold-line:hover {
    width: 60%;
    transition: width 0.6s ease;
}

/* ============================================
   CONTENT
   ============================================ */
.content {
    max-width: 600px;
    margin: 0 auto;
    padding: 6rem max(2rem, 10vw);
}

/* ============================================
   CONTENT BLOCKS
   ============================================ */
.content-block {
    margin-bottom: 6rem;
    opacity: 0;
    transition: opacity 0.4s ease;
}

.content-block:last-child {
    margin-bottom: 0;
}

.content-block.visible {
    opacity: 1;
}

/* Section Labels */
.section-label {
    font-family: 'Inter', sans-serif;
    font-weight: 500;
    font-size: 0.7rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: #999999;
    margin-bottom: 12px;
    transition: color 0.2s ease;
}

.section-label:hover {
    color: #666666;
}

/* Section Headings */
.section-heading {
    font-family: 'Inter', sans-serif;
    font-weight: 400;
    font-size: clamp(1.2rem, 1.8vw, 1.5rem);
    color: #1A1A1A;
    margin-bottom: 16px;
    line-height: 1.4;
    transition: color 0.2s ease;
}

.section-heading:hover {
    color: #000000;
}

/* Body Text */
.body-text {
    font-family: 'Inter', sans-serif;
    font-weight: 400;
    font-size: clamp(0.95rem, 1.05vw, 1.05rem);
    line-height: 1.8;
    color: #444444;
    transition: color 0.2s ease;
}

.body-text:hover {
    color: #1A1A1A;
}

/* Links */
a {
    color: #444444;
    text-decoration: none;
    border-bottom: 1px solid #DDDDDD;
    transition: color 0.2s ease, border-color 0.2s ease;
}

a:hover {
    color: #1A1A1A;
    border-bottom-color: #1A1A1A;
}

/* ============================================
   TERMINAL SECTION
   ============================================ */
.terminal {
    width: 100%;
    height: 50vh;
    display: grid;
    place-items: center;
    background-color: #FFFFFF;
}

.terminal-period {
    font-family: 'Inter', sans-serif;
    font-weight: 300;
    font-size: clamp(2rem, 4vw, 4rem);
    color: #CCCCCC;
    opacity: 0;
    transition: opacity 1s ease;
}

.terminal-period.visible {
    opacity: 1;
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 768px) {
    .content {
        max-width: 90vw;
        padding: 4rem 2rem;
    }

    .content-block {
        margin-bottom: 4rem;
    }
}