/* ==========================================================================
   Reticle — home page sections
   ========================================================================== */

/* --------------------------------------------------------------------------
   Section shell
   -------------------------------------------------------------------------- */
.sec {
    padding-block: clamp(4rem, 8vw, 6rem);
    border-block-start: 1px solid var(--line);
}

.sec--tint {
    background: var(--bg-2);
}

.sec__head {
    display: grid;
    gap: 0.875rem;
    justify-items: center;
    text-align: center;
    margin-block-end: clamp(2.5rem, 5vw, 3.25rem);
}

.sec__head--left {
    justify-items: start;
    text-align: left;
}

.sec__title {
    font-size: var(--t-h2);
    font-weight: 600;
    line-height: 1.12;
    letter-spacing: -0.03em;
    max-inline-size: 22ch;
}

.sec__intro {
    color: var(--dim);
    font-size: var(--t-lead);
    max-inline-size: 54ch;
}

/* Reveal-on-scroll. Driven by IntersectionObserver, not scroll offsets, so
   copy changes can't knock the trigger points out of alignment.

   Everything here is gated behind `.js` on <html>, which the head script sets
   and then withdraws if site.js never signals ready. Content is visible by
   default and only hides once JS has proven it is alive to un-hide it —
   otherwise a failed script would leave the whole page blank. */
.js [data-reveal] {
    opacity: 0;
    transform: translateY(16px);
    transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}

.js [data-reveal].is-in {
    opacity: 1;
    transform: none;
}

@media (prefers-reduced-motion: reduce) {
    .js [data-reveal] {
        opacity: 1;
        transform: none;
    }
}

/* --------------------------------------------------------------------------
   Hero
   -------------------------------------------------------------------------- */
.hero {
    padding-block: clamp(4rem, 9vw, 7rem) clamp(3rem, 6vw, 5.5rem);
    text-align: center;
}

.hero__title {
    margin-block: 1.75rem 0;
    font-size: var(--t-h1);
    font-weight: 600;
    line-height: 1.05;
    letter-spacing: -0.035em;
    /* Fade to grey at the baseline — the trick that stops a big dark-mode
       headline reading as a flat white slab. */
    background: linear-gradient(180deg, #fff 30%, #a8adc4);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.hero__title em {
    font-style: normal;
    background: var(--grad);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.hero__lead {
    max-inline-size: 56ch;
    margin: 1.5rem auto 0;
    color: var(--dim);
    font-size: clamp(1rem, 0.9rem + 0.4vw, 1.0625rem);
}

.hero__cta {
    display: flex;
    gap: 0.75rem;
    justify-content: center;
    margin-block-start: 2.25rem;
    flex-wrap: wrap;
}

/* Stat strip.
   Dividers are borders on each cell, not a 1px gap over a coloured container.
   The gap trick only works when the cells exactly fill the grid — the moment a
   stat is added or removed, the leftover cell shows the container colour as a
   stray block. Borders don't care how many stats there are. */
.stats {
    display: grid;
    grid-template-columns: 1fr;
    margin-block-start: clamp(3rem, 6vw, 4.5rem);
    border: 1px solid var(--line);
    border-radius: var(--r-lg);
    overflow: hidden;
    backdrop-filter: blur(12px);
    text-align: left;
}

.stat {
    background: var(--surface-2);
    padding: 1.5rem 1.25rem;
    border-block-start: 1px solid var(--line);
}

.stat:first-child {
    border-block-start: 0;
}

/* Column count is the one thing to change if a stat is added or removed. */
@media (min-width: 640px) {
    .stats {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }

    .stat {
        border-block-start: 0;
        border-inline-start: 1px solid var(--line);
    }

    .stat:first-child {
        border-inline-start: 0;
    }
}

.stat__value {
    font-size: clamp(1.5rem, 1.2rem + 1vw, 1.875rem);
    font-weight: 600;
    letter-spacing: -0.03em;
    line-height: 1.2;
}

.stat__label {
    font-size: 0.8125rem;
    color: var(--dim-2);
    margin-block-start: 0.25rem;
}

/* --------------------------------------------------------------------------
   Glass cards
   -------------------------------------------------------------------------- */
.cards {
    display: grid;
    gap: 1.125rem;
    grid-template-columns: 1fr;
}

@media (min-width: 640px) {
    .cards {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (min-width: 980px) {
    .cards--4 {
        grid-template-columns: repeat(4, minmax(0, 1fr));
    }

    .cards--3 {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
}

.card {
    border: 1px solid var(--line);
    border-radius: var(--r-lg);
    padding: 1.625rem 1.5rem;
    background: linear-gradient(180deg, var(--surface-2), rgba(255, 255, 255, 0.018));
    backdrop-filter: blur(10px);
    position: relative;
    overflow: hidden;
    transition: transform 0.25s var(--ease), border-color 0.25s var(--ease);
}

/* Light catching the top edge — reads as a bevel, not a border. */
.card::before {
    content: "";
    position: absolute;
    inset: 0 0 auto 0;
    block-size: 1px;
    background: linear-gradient(90deg, transparent, rgba(139, 92, 246, 0.7), transparent);
}

.card:hover {
    transform: translateY(-3px);
    border-color: rgba(139, 92, 246, 0.4);
}

.card__ico {
    inline-size: 2.375rem;
    block-size: 2.375rem;
    border-radius: 10px;
    display: grid;
    place-items: center;
    margin-block-end: 1rem;
    background: linear-gradient(180deg, rgba(139, 92, 246, 0.3), rgba(59, 130, 246, 0.16));
    border: 1px solid var(--line);
}

.card__ico svg {
    inline-size: 1.125rem;
    block-size: 1.125rem;
    color: #c9b6ff;
}

.card__n {
    font-family: var(--mono);
    font-size: var(--t-micro);
    color: var(--violet);
    letter-spacing: 0.1em;
    margin-block-end: 0.5rem;
}

.card__title {
    font-size: var(--t-h3);
    font-weight: 600;
    letter-spacing: -0.01em;
    margin-block-end: 0.5rem;
}

.card__body {
    color: var(--dim);
    font-size: var(--t-small);
}

/* --------------------------------------------------------------------------
   Formats rail — CSS scroll-snap, no library
   -------------------------------------------------------------------------- */
.rail {
    display: flex;
    gap: 1.125rem;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    scroll-padding-inline: var(--gutter);
    padding-block-end: 1.25rem;
    /* Bleed to the viewport edge so cards run off-screen like a filmstrip. */
    margin-inline: calc(var(--gutter) * -1);
    padding-inline: var(--gutter);
    scrollbar-width: thin;
    scrollbar-color: var(--line-2) transparent;
}

.rail::-webkit-scrollbar {
    block-size: 3px;
}

.rail::-webkit-scrollbar-thumb {
    background: var(--line-2);
    border-radius: 3px;
}

.fmt {
    flex: 0 0 auto;
    inline-size: min(78vw, 16.5rem);
    scroll-snap-align: start;
    border: 1px solid var(--line);
    border-radius: var(--r-lg);
    background: linear-gradient(180deg, var(--surface-2), rgba(255, 255, 255, 0.018));
    backdrop-filter: blur(10px);
    padding: 1.125rem;
    display: flex;
    flex-direction: column;
    gap: 0.875rem;
    transition: border-color 0.25s var(--ease);
}

.fmt:hover {
    border-color: rgba(139, 92, 246, 0.4);
}

.fmt__figure {
    background: rgba(0, 0, 0, 0.28);
    border: 1px solid var(--line);
    border-radius: var(--r);
    display: grid;
    place-items: center;
    padding-block: 1.375rem;
}

.fmt__figure svg {
    inline-size: 78px;
    block-size: auto;
}

.fmt__n {
    font-family: var(--mono);
    font-size: var(--t-micro);
    letter-spacing: 0.1em;
    color: var(--dim-2);
}

.fmt__name {
    font-size: 0.9375rem;
    font-weight: 600;
    letter-spacing: -0.01em;
}

.fmt__desc {
    font-size: var(--t-small);
    color: var(--dim);
    line-height: 1.55;
}

.rail-ctrl {
    display: flex;
    gap: 0.5rem;
    justify-content: flex-end;
    margin-block-start: 0.75rem;
}

.rail-btn {
    inline-size: 2.5rem;
    block-size: 2.5rem;
    border: 1px solid var(--line);
    border-radius: var(--r-sm);
    background: var(--surface);
    color: var(--text);
    cursor: pointer;
    display: grid;
    place-items: center;
    transition: background 0.2s var(--ease), border-color 0.2s var(--ease),
        opacity 0.2s var(--ease);
}

.rail-btn:hover:not(:disabled) {
    background: var(--surface-3);
    border-color: var(--line-2);
}

.rail-btn:disabled {
    opacity: 0.3;
    cursor: default;
}

/* --------------------------------------------------------------------------
   Split blocks
   -------------------------------------------------------------------------- */
.split {
    display: grid;
    gap: clamp(2rem, 5vw, 3.5rem);
    align-items: center;
}

@media (min-width: 900px) {
    .split {
        grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    }

    .split--flip .split__media {
        order: -1;
    }
}

.split__title {
    font-size: var(--t-h2);
    font-weight: 600;
    line-height: 1.12;
    letter-spacing: -0.03em;
    margin-block: 0.875rem;
    max-inline-size: 18ch;
}

.split__body {
    color: var(--dim);
    max-inline-size: 54ch;
}

.split__body + .split__body {
    margin-block-start: 0.875rem;
}

.split__cta {
    margin-block-start: 1.75rem;
}

.split__media {
    border: 1px solid var(--line);
    border-radius: var(--r-lg);
    background: linear-gradient(180deg, var(--surface-2), rgba(255, 255, 255, 0.015));
    backdrop-filter: blur(10px);
    aspect-ratio: 4 / 3;
    display: grid;
    place-items: center;
    padding: clamp(1.25rem, 3vw, 2.25rem);
    overflow: hidden;
}

.split__media svg {
    inline-size: 100%;
    block-size: auto;
}

/* Spec list */
.spec {
    margin-block-start: 1.75rem;
    border: 1px solid var(--line);
    border-radius: var(--r);
    overflow: hidden;
}

.spec__row {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    gap: 1.25rem;
    padding: 0.75rem 1rem;
    border-block-end: 1px solid var(--line);
    font-family: var(--mono);
    font-size: var(--t-small);
    background: var(--surface);
}

.spec__row:last-child {
    border-block-end: 0;
}

.spec__k {
    color: var(--dim-2);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    font-size: var(--t-micro);
}

.spec__v {
    color: var(--text);
    text-align: right;
}

/* The contact rows use .spec__v as a mailto link. */
a.spec__v {
    text-decoration: none;
    transition: color 0.2s var(--ease);
}

a.spec__v:hover {
    color: #b49dff;
    text-decoration: underline;
    text-underline-offset: 3px;
}

/* --------------------------------------------------------------------------
   Creative / video
   -------------------------------------------------------------------------- */
.video {
    border: 1px solid var(--line);
    border-radius: var(--r-lg);
    background: #000;
    aspect-ratio: 16 / 9;
    position: relative;
    overflow: hidden;
}

.video video {
    inline-size: 100%;
    block-size: 100%;
    object-fit: cover;
}

/* Shown when no video source is configured yet. */
.video__empty {
    position: absolute;
    inset: 0;
    display: grid;
    place-content: center;
    justify-items: center;
    gap: 0.75rem;
    text-align: center;
    padding: 2rem;
    background: radial-gradient(ellipse 60% 60% at 50% 50%, rgba(139, 92, 246, 0.18), transparent 70%);
}

.video__empty .mark {
    inline-size: 2.25rem;
    block-size: 2.25rem;
}

.video__empty p {
    font-family: var(--mono);
    font-size: var(--t-micro);
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--dim-2);
}

.notes {
    display: grid;
    gap: 1.75rem;
    margin-block-start: clamp(2rem, 4vw, 3rem);
}

@media (min-width: 760px) {
    .notes {
        grid-template-columns: repeat(3, minmax(0, 1fr));
        gap: 2.5rem;
    }
}

.note__n {
    font-family: var(--mono);
    font-size: var(--t-micro);
    letter-spacing: 0.1em;
    color: var(--violet);
    margin-block-end: 0.625rem;
}

.note p {
    font-size: var(--t-small);
    color: var(--dim);
}

/* --------------------------------------------------------------------------
   Contact form
   -------------------------------------------------------------------------- */
.contact {
    display: grid;
    gap: clamp(2rem, 4vw, 3.5rem);
}

@media (min-width: 1000px) {
    .contact {
        grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
    }
}

.contact__title {
    font-size: var(--t-h2);
    font-weight: 600;
    line-height: 1.1;
    letter-spacing: -0.03em;
    margin-block: 0.875rem;
}

.contact__body {
    color: var(--dim);
    max-inline-size: 42ch;
}

.form {
    border: 1px solid var(--line);
    border-radius: var(--r-lg);
    padding: clamp(1.25rem, 3vw, 2rem);
    background: linear-gradient(180deg, var(--surface-2), rgba(255, 255, 255, 0.015));
    backdrop-filter: blur(10px);
}

.form__grid {
    display: grid;
    gap: 1.125rem;
    grid-template-columns: 1fr;
}

@media (min-width: 640px) {
    .form__grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .field--wide {
        grid-column: 1 / -1;
    }
}

.field {
    display: grid;
    gap: 0.375rem;
}

.field__label {
    font-size: var(--t-micro);
    color: var(--dim);
}

.field__label[data-required]::after {
    content: "*";
    color: var(--violet);
    margin-inline-start: 0.25rem;
}

.field__input {
    inline-size: 100%;
    border: 1px solid var(--line);
    border-radius: var(--r-sm);
    background: rgba(0, 0, 0, 0.25);
    padding: 0.625rem 0.75rem;
    font-size: var(--t-small);
    transition: border-color 0.2s var(--ease), box-shadow 0.2s var(--ease);
}

.field__input::placeholder {
    color: var(--dim-2);
}

.field__input:focus {
    outline: none;
    border-color: var(--violet);
    box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.22);
}

.field__input:focus-visible {
    outline: none;
}

textarea.field__input {
    resize: vertical;
    min-block-size: 4.5rem;
}

.field__error {
    font-size: var(--t-micro);
    color: var(--danger);
    min-block-size: 1rem;
}

.field[data-invalid="true"] .field__input {
    border-color: var(--danger);
}

.field[data-invalid="true"] .field__input:focus {
    box-shadow: 0 0 0 3px rgba(248, 113, 113, 0.2);
}

.form__foot {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 1rem;
    margin-block-start: 1.75rem;
    padding-block-start: 1.5rem;
    border-block-start: 1px solid var(--line);
}

.form__submit {
    min-inline-size: 11rem;
}

.form__submit[disabled] {
    cursor: progress;
}

/* Live region for submit outcome. */
.form__status {
    font-size: var(--t-small);
    line-height: 1.5;
}

.form__status:empty {
    display: none;
}

.form__status[data-state="ok"] {
    color: var(--text);
}

.form__status[data-state="ok"]::before {
    content: "✓ ";
    color: var(--ok);
}

.form__status[data-state="error"] {
    color: var(--danger);
}

.form__status[data-state="error"]::before {
    content: "! ";
}
