/* -----------------------------------------
   BASE
----------------------------------------- */

@font-face {
    font-family: "Lemon Milk";
    src: url("./fonts/LEMONMILK-Regular.otf") format("opentype");
    font-weight: 400;
    font-style: normal;
}

@font-face {
    font-family: "Lemon Milk";
    src: url("./fonts/LEMONMILK-Bold.otf") format("opentype");
    font-weight: 700;
    font-style: normal;
}

:root {
    --gasfab-bg: #e6e699;

    /* text gradient from top (lightest) to bottom (darkest) */
    --gasfab-text-top: #b58a3c;
    /* slightly lighter */
    --gasfab-text-mid: #a37a37;
    /* original */
    --gasfab-text-bottom: #8f6b32;
    /* slightly darker */

    --gasfab-border: #a37a37;
    --gasfab-overlay-bg: rgba(230, 230, 153, 0.95);

    --frame-padding-y: 1.2rem;
    /* vertical padding inside the window frame */
}

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

html,
body {
    margin: 0;
    padding: 0;
}

body {
    min-height: 100vh;
    background: var(--gasfab-bg);
    color: var(--gasfab-text-mid);
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.page {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* -----------------------------------------
   MAIN / LETTER GRID
----------------------------------------- */

.site-main {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: 1.5rem clamp(1.5rem, 4vw, 4rem);
    gap: 1.5rem;
}

.letters-section {
    display: flex;
    justify-content: center;
    align-items: center;
    flex: 1;
}

/* Grid: 6 columns, 3 rows:
   row 1: GASFAB
   row 2: LAB STU
   row 3: HUB DIO
*/
.letter-grid {
    position: relative;
    display: grid;
    grid-template-columns: repeat(6, minmax(0, 1fr));
    grid-template-rows: repeat(3, minmax(0, 1fr));
    column-gap: 0;
    /* perfect column alignment */
    row-gap: clamp(0.75rem, 1.5vw, 1.5rem);
    width: 100%;
    max-width: 1200px;
}

/* Background layer – currently transparent (kept for future tweaks) */

.letters-gradient {
    position: absolute;
    inset: 0;
    background: transparent;
    z-index: 0;
    pointer-events: none;
}

/* Make each grid cell center its letter */

.letter-grid>.letter,
.letter-grid>.logo-letter {
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    z-index: 2;
    /* letters above bg, below frame */
}

/* -----------------------------------------
   TEXT STYLE (with vertical gradient via rows)
----------------------------------------- */

/* Base metrics for all big letters */

.logo-letter,
.letter {
    font-family: "Lemon Milk", system-ui, sans-serif;
    font-size: clamp(5rem, 13vw, 9rem);
    line-height: 1;
    letter-spacing: 0.08em;
}

/* Top row: GASFAB (lightest) */

.row-top-letter {
    color: var(--gasfab-text-top);
    -webkit-text-stroke: 1px var(--gasfab-text-top);
}

/* Middle row: LAB/STU (mid/original) */

.row-mid-letter {
    color: var(--gasfab-text-mid);
    -webkit-text-stroke: 1px var(--gasfab-text-mid);
}

/* Bottom row: HUB/DIO (darkest) */

.row-bottom-letter {
    color: var(--gasfab-text-bottom);
    -webkit-text-stroke: 1px var(--gasfab-text-bottom);
}

/* Letters with hover image fill */

.letter {
    transition:
        color 0.2s ease-out,
        background-size 0.25s ease-out,
        transform 0.1s ease-out,
        -webkit-text-stroke 0.15s ease-out;
}

.letter:hover {
    transform: translateY(-1px);
    -webkit-text-stroke: 0 transparent;
    /* remove outline when image shows */
}

/* Image-fill hover per letter */

.letter--L:hover {
    color: transparent;
    background-image: url("./assets/image_L_1.jpg");
    -webkit-background-clip: text;
    background-clip: text;
    background-size: cover;
    background-position: center;
}

.letter--A:hover {
    color: transparent;
    background-image: url("./assets/image_A_1.jpg");
    -webkit-background-clip: text;
    background-clip: text;
    background-size: cover;
    background-position: center;
}

.letter--B:hover {
    color: transparent;
    background-image: url("./assets/image_B_1.jpg");
    -webkit-background-clip: text;
    background-clip: text;
    background-size: cover;
    background-position: center;
}

/* HUB letters */

.letter--H:hover {
    color: transparent;
    background-image: url("./assets/image_H_1.jpg");
    -webkit-background-clip: text;
    background-clip: text;
    background-size: cover;
    background-position: center;
}

.letter--U:hover {
    color: transparent;
    background-image: url("./assets/image_U_1.jpg");
    -webkit-background-clip: text;
    background-clip: text;
    background-size: cover;
    background-position: center;
}

.letter--B2:hover {
    color: transparent;
    background-image: url("./assets/image_B_2.jpg");
    -webkit-background-clip: text;
    background-clip: text;
    background-size: cover;
    background-position: center;
}

/* STUDIO letters */

.letter--S:hover {
    color: transparent;
    background-image: url("./assets/image_S_1.jpg");
    -webkit-background-clip: text;
    background-clip: text;
    background-size: cover;
    background-position: center;
}

.letter--T:hover {
    color: transparent;
    background-image: url("./assets/image_T_1.jpg");
    -webkit-background-clip: text;
    background-clip: text;
    background-size: cover;
    background-position: center;
}

.letter--U2:hover {
    color: transparent;
    background-image: url("./assets/image_U_2.jpg");
    -webkit-background-clip: text;
    background-clip: text;
    background-size: cover;
    background-position: center;
}

.letter--D:hover {
    color: transparent;
    background-image: url("./assets/image_D_1.jpg");
    -webkit-background-clip: text;
    background-clip: text;
    background-size: cover;
    background-position: center;
}

.letter--I:hover {
    color: transparent;
    background-image: url("./assets/image_I_1.jpg");
    -webkit-background-clip: text;
    background-clip: text;
    background-size: cover;
    background-position: center;
}

.letter--O:hover {
    color: transparent;
    background-image: url("./assets/image_O_1.jpg");
    -webkit-background-clip: text;
    background-clip: text;
    background-size: cover;
    background-position: center;
}

/* -----------------------------------------
   WORD FRAME (absolute overlay window)
----------------------------------------- */

/* The frame is absolutely positioned inside .letter-grid,
   so it overlays rows 2 and 3 instead of living as a grid item. */

.word-frame {
    position: absolute;
    left: 0;
    right: 0;
    border: 1px solid var(--gasfab-border);
    pointer-events: none;
    z-index: 3;
    /* drawn over letters */
}

/* vertical line between LAB and STUDIO (between col 3 and 4) */
.word-frame::before {
    content: "";
    position: absolute;
    top: 0;
    bottom: 0;
    left: 50%;
    width: 1px;
    background: var(--gasfab-border);
    transform: translateX(-0.5px);
    /* center crisp line */
}

/* horizontal line between LAB/STU and HUB/DIO, only across left half */
.word-frame::after {
    content: "";
    position: absolute;
    left: 0;
    width: 50%;
    /* only under LAB/HUB side */
    top: 50%;
    /* middle of LAB/STU vs HUB/DIO block within the frame */
    height: 1px;
    background: var(--gasfab-border);
    transform: translateY(-0.5px);
}



/* -----------------------------------------
   INFO BAR
----------------------------------------- */

.info-bar {
    border-top: 1px solid var(--gasfab-border);
    padding-top: 0.5rem;
    padding-bottom: 0.3rem;
    font-size: 0.75rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.6rem;
    flex-wrap: wrap;
}

/* -----------------------------------------
   OVERLAY / MODAL
----------------------------------------- */

.overlay {
    position: fixed;
    inset: 0;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 2rem clamp(1.5rem, 4vw, 3.5rem);
    background: var(--gasfab-overlay-bg);
    z-index: 10;
}

.overlay.is-open {
    display: flex;
}

/* Outer container – no border, no box look */
.overlay-inner {
    position: relative;
    max-width: 620px;
    width: 100%;
    border: none;
    padding: 0;
    background: transparent;
}

.overlay-close {
    position: absolute;
    top: -1.5rem;
    right: 0;
    border: none;
    background: none;
    font-size: 1.5rem;
    line-height: 1;
    color: var(--gasfab-border);
}

/* Single generic panel */

.overlay-panel {
    display: block;
}

.overlay-layout {
    display: flex;
    gap: 0;
    /* squares touch */
    align-items: stretch;
    justify-content: center;
}

.overlay-photo,
.overlay-card {
    flex: 0 0 auto;
}

/* Square containers */

.overlay-photo-inner,
.overlay-card-inner {
    width: 100%;
    max-width: 260px;
    aspect-ratio: 1 / 1;
    border: 1px solid var(--gasfab-border);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem;
}

.overlay-photo-inner {
    padding: 0;
    overflow: hidden;
}

.overlay-photo-inner img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

/* Text card on the right */

.overlay-card-inner {
    flex-direction: column;
    gap: 0.5rem;
}

.overlay-card-text {
    margin: 0;
    font-size: 0.85rem;
    line-height: 1.4;
}

/* -----------------------------------------
   RESPONSIVE
----------------------------------------- */

/* -----------------------------------------
   CUSTOM RECTANGLE CURSOR
----------------------------------------- */

/* Hide the native cursor everywhere */
/* --- SIMPLE CUSTOM CURSOR (small square) --- */

body {
    cursor: none;
    /* hide real cursor */
}

.custom-cursor {
    position: fixed;
    z-index: 9999;
    width: 20px;
    height: 20px;
    background: #a37a37;
    pointer-events: none;
    top: 0;
    left: 0;
}



/* On touch devices, fall back to normal behavior */
@media (pointer: coarse) {
    body {
        cursor: auto;
    }

    .custom-cursor {
        display: none;
    }
}

@media (max-width: 720px) {
    .site-main {
        padding: 1.25rem 1.25rem 1.5rem;
    }

    .logo-letter,
    .letter {
        font-size: clamp(3.5rem, 13vw, 5.5rem);
    }

    .overlay-layout {
        flex-direction: column;
        align-items: center;
    }

    .overlay-photo-inner,
    .overlay-card-inner {
        max-width: 240px;
    }

    .overlay-close {
        top: -1.25rem;
        right: 0.25rem;
    }

    .info-bar {
        font-size: 0.7rem;
        text-align: center;
    }

}