/* Contact: form (form- prefix), contact details (contact- prefix), copy-to-clipboard feedback. */


/* Contact */

.home-contact { background: var(--bg); }

/* will-change: promoted ahead of the entrance animation. */
.home-contact-inner {
    max-width: var(--content-max);
    margin: 0 auto;
    padding: 100px 60px;
    will-change: opacity, transform;
}

.contact-layout {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 80px;
    align-items: start;
}

/* An e-mail address and the "copied" note the script shows beside it; also used in the menu. */
.copy-row {
    display: flex;
    align-items: center;
    gap: 10px;
}

.copy-feedback {
    color: var(--red);
    opacity: 0;
    transform: translateX(-10px);
    transition: all var(--dur-base) ease;
    pointer-events: none;
}

@media (max-width: 768px) {
    .home-contact-inner { padding: 60px 20px 80px; }

    .contact-layout {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}


/* Form */

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 36px;
}

/* Spam trap: a field no visitor sees. */
.honeypot { display: none; }
.form-field { position: relative; }

.form-input {
    display: block;
    width: 100%;
    padding: 12px 0;
    background: transparent;
    border: none;
    border-bottom: 1px solid rgb(255 255 255 / 18%);
    color: var(--white);
    font-family: var(--font-body);
    font-size: 1rem;
    outline: none;
    transition: border-color var(--dur-fast);
}

/* The message field opens when it takes focus or holds text. */
.form-input--textarea {
    height: 48px;
    resize: none;
    overflow: hidden;
    padding-top: 0;
    margin-top: 12px;
    transition: height 0.4s var(--ease-out), border-color var(--dur-fast);
}

.form-input--textarea:focus,
.form-input--textarea:not(:placeholder-shown) {
    height: 120px;
    overflow-y: auto;
}

/* Floating label: it rests in the field and rises above it on focus or once the field is filled. */
.form-label {
    position: absolute;
    left: 0;
    top: 12px;
    font-family: var(--font-display);
    font-size: 1.1rem;
    letter-spacing: 0.05em;
    color: rgb(255 255 255 / 30%);
    pointer-events: none;
    transform-origin: left top;
    transition: transform var(--dur-base) var(--ease-out), color var(--dur-base);
}

.form-input:focus ~ .form-label,
.form-input:not(:placeholder-shown) ~ .form-label {
    transform: translateY(-24px) scale(0.82);
    color: var(--red);
}

/* Red line that runs under the focused field. */
.form-underline {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--red);
    transition: width var(--dur-med) var(--ease-out);
}

.form-input:focus ~ .form-underline { width: 100%; }

/* Invalid field, set by script on submit. */
.form-input.is-invalid { border-bottom-color: var(--red); }

/* Same weight as the focus rule above and declared after it: the error state wins. */
.form-input.is-invalid ~ .form-label {
    color: var(--red);
    transform: translateY(-24px) scale(0.82);
}

.form-feedback {
    min-height: 22px;
    font-size: 0.9rem;
    letter-spacing: 0.03em;
    opacity: 0;
    transition: opacity var(--dur-base) ease;
}

.form-feedback--error {
    color: var(--red);
    opacity: 1;
}

.form-feedback--success {
    color: var(--green);
    opacity: 1;
}

/* The wrapper is also a .frame-wrap: the red rectangle draws around the button on hover. */
.form-submit-wrap {
    display: inline-block;
    align-self: flex-start;
}

.form-submit {
    padding: 14px 42px;
    font-family: var(--font-display);
    font-size: 1.3rem;
    letter-spacing: 0.07em;
    color: var(--white);
    border: 1px solid rgb(255 255 255 / 20%);
    transition: border-color var(--dur-fast), color var(--dur-fast);
}

.form-submit:hover {
    border-color: var(--red);
    color: var(--red);
}

.sketch-rect-svg--button {
    top: -5%;
    left: -3%;
    width: 106%;
    height: 110%;
    transform: rotate(1deg);
}

.sketch-rect-svg--button .sketch-rect-path { stroke-width: 2.5; }

@media (hover: none), (pointer: coarse) {
    /* Touch: the fields rise one after the other when they scroll into view. */
    .form-field {
        opacity: 0;
        transform: translateY(16px);
        transition: opacity 0.5s var(--ease-out), transform 0.5s var(--ease-out);
    }

    .form-field.is-in-view {
        opacity: 1;
        transform: translateY(0);
    }

    .form-field:nth-child(2) { transition-delay: 0.08s; }
    .form-field:nth-child(3) { transition-delay: 0.16s; }
}


/* Contact details */

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 36px;
    padding-top: 12px;
}

.contact-block .copy-feedback { font-size: 1.8rem; }

.contact-label {
    font-family: var(--font-display);
    font-size: 0.9rem;
    letter-spacing: 0.12em;
    color: rgb(255 255 255 / 25%);
    margin-bottom: 10px;
    text-transform: uppercase;
}

.contact-link {
    font-family: var(--font-display);
    font-size: 1.4rem;
    letter-spacing: 0.03em;
    display: inline-block;
    transition: color var(--dur-fast);
}

.contact-link:hover { color: var(--red); }

.contact-social {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.9rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    opacity: 0.6;
    margin-bottom: 12px;
    transition: opacity var(--dur-fast), color var(--dur-fast), transform var(--dur-fast);
}

.contact-social:hover {
    opacity: 1;
    color: var(--red);
    transform: translateX(4px);
}

.contact-social-icon { flex-shrink: 0; }

.contact-text {
    font-size: 1rem;
    font-weight: 300;
    opacity: 0.5;
}

@media (hover: none), (pointer: coarse) {
    /* Touch: the blocks slide in one after the other when they scroll into view. */
    .contact-block {
        opacity: 0;
        transform: translateX(16px);
        transition: opacity 0.5s var(--ease-out), transform 0.5s var(--ease-out);
    }

    .contact-block.is-in-view {
        opacity: 1;
        transform: translateX(0);
    }

    .contact-block:nth-child(2) { transition-delay: 0.1s; }
    .contact-block:nth-child(3) { transition-delay: 0.2s; }
}