@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&display=swap');

:root {
    --color-bg: #efefef;
    --color-text: #1c1c1c;
    --color-accent: #32ff00;
    --color-muted: #6f6f6f;
    --color-note: #f9f9f9;
}

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

html {
    scroll-behavior: smooth;
}

body {
    min-height: 100vh;
    font-family: 'DM Sans', sans-serif;
    background: var(--color-bg);
    color: var(--color-text);
    overflow: hidden;
}

.portfolio-page {
    width: 100%;
    max-width: 1600px;
    margin: 0 auto;
    padding: 32px 24px;
}

.wall-page {
    min-height: 100vh;
}

/* Back link */

.interact-cta {
    position: relative;
    z-index: 260;

    display: inline-flex;
    align-items: center;
    gap: 8px;

    color: var(--color-text);
    text-decoration: none;

    font-size: 1rem;
    font-weight: 700;
    letter-spacing: -0.03em;

    transition:
        opacity 0.25s ease,
        transform 0.25s ease;
}

.interact-cta:hover {
    transform: translateX(-6px);
    opacity: 0.7;
}

.cta-arrow {
    transition: transform 0.25s ease;
}

.interact-cta:hover .cta-arrow {
    transform: translateX(-6px);
}

/* Center intro */

.wall-center {
    position: fixed;
    left: 50%;
    top: 50%;
    z-index: 50;

    width: min(720px, calc(100vw - 48px));

    transform: translate(-50%, -50%);

    text-align: center;

    pointer-events: none;
}

.portfolio-kicker {
    font-size: clamp(1rem, 1.6vw, 1.5rem);
    font-weight: 500;
    line-height: 1.35;
    letter-spacing: -0.03em;
    color: var(--color-text);
}

.portfolio-title {
    max-width: 20ch;
    margin: 0 auto;

    font-size: clamp(4rem, 5vw, 9rem);
    font-weight: 700;
    line-height: 0.9;
    letter-spacing: -0.04em;
    color: var(--color-text);
}

.portfolio-highlight {
    display: inline;
    background: var(--color-accent);
    color: var(--color-text);
    font-size: 0.7em;
    padding: 0.02em 0.12em 0.08em;

    box-decoration-break: clone;
    -webkit-box-decoration-break: clone;

    line-height: 1.25;
}

.wall-note-trigger {
    margin-top: 28px;

    border: none;
    background: transparent;

    font: inherit;
    font-size: clamp(1rem, 1.4vw, 1.25rem);
    font-weight: 700;
    line-height: 1;
    letter-spacing: -0.03em;

    color: var(--color-text);

    cursor: pointer;

    pointer-events: auto;

    transition:
        opacity 0.25s ease,
        transform 0.25s ease;
}

.wall-note-trigger:hover {
    opacity: 0.65;
    transform: translateY(-2px);
}

.wall-cooldown {
    margin-top: 10px;

    font-size: 13px;
    font-weight: 500;
    letter-spacing: -0.02em;

    color: var(--color-muted);

    pointer-events: auto;
}

.wall-fineprint {
    max-width: 520px;
    margin: 18px auto 0;

    font-size: 13px;
    font-weight: 500;
    line-height: 1.5;
    letter-spacing: -0.02em;

    color: var(--color-muted);

    pointer-events: auto;
}

/* Notes layer */

.wall-notes {
    position: fixed;
    inset: 0;
    z-index: 10;
}

.wall-note {
    position: absolute;

    max-width: 260px;

    padding: 14px 16px;

    border-radius: 18px;

    background: var(--color-note);

    color: var(--color-text);

    font-size: 15px;
    line-height: 1.45;
    letter-spacing: -0.02em;

    cursor: grab;

    box-shadow:
        0 10px 24px rgba(0, 0, 0, 0.08);
}

/* Note composer */

.note-composer {
    position: fixed;
    inset: 0;
    z-index: 100;

    display: flex;
    align-items: center;
    justify-content: center;

    background: rgba(0, 0, 0, 0.18);

    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);

    opacity: 0;
    visibility: hidden;

    transition:
        opacity 0.25s ease,
        visibility 0.25s ease;
}

.note-composer.active {
    opacity: 1;
    visibility: visible;
}

.composer-box {
    width: min(520px, calc(100vw - 32px));

    padding: 20px;

    border-radius: 18px;

    background: var(--color-bg);

    box-shadow:
        0 20px 50px rgba(0, 0, 0, 0.12);
}

.composer-box textarea {
    width: 100%;
    height: 140px;

    resize: none;

    border: none;
    outline: none;

    background: transparent;

    font: inherit;
    font-size: 18px;
    line-height: 1.5;

    color: var(--color-text);
}

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

    margin-top: 16px;
}

.composer-actions {
    display: flex;
    gap: 10px;
}

.composer-actions button {
    border: none;

    padding: 10px 16px;

    border-radius: 999px;

    font: inherit;
    font-weight: 700;

    cursor: pointer;
}

#cancelNote {
    background: transparent;
    color: var(--color-text);
}

#postNote {
    background: var(--color-accent);
    color: var(--color-text);
}

/* Responsive */

@media (max-width: 768px) {
    .portfolio-page {
        padding: 24px 16px;
    }
}