:root {
    --ease-main: cubic-bezier(0.22, 1, 0.36, 1);
    --transition-duration: 700ms;
    
    --color-lime: #C1FF00;
    --color-white: #FFFFFF;
    --color-black: #050505;
    
    /* CRM */
    --color-crm-bg: #090A0A;
    --color-crm-text: #F0F0F0;
    
    /* ARCHOSS */
    --color-archoss-bg: #151515;
    --color-archoss-orange: #E05D31; /* Sophisticated industrial orange */
    --color-archoss-text: #F9F6F0;
    
    /* MASRAF */
    --color-masraf-bg: #F5F7FA;
    --color-masraf-blue: #0A369D; /* Cobalt */
    --color-masraf-text: #111827;
}

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

html, body {
    width: 100vw;
    height: 100dvh;
    overflow: hidden;
    font-family: "roc-grotesk", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    background-color: var(--color-black);
    color: var(--color-white);
}

/* Master Brand Signature */
.master-brand {
    position: fixed;
    top: 2rem;
    left: 2rem;
    z-index: 100;
    pointer-events: none;
    /* Publisher plaque feel */
    background: rgba(0, 0, 0, 0.15);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border: 0.5px solid rgba(255, 255, 255, 0.15);
    padding: 0.75rem 1rem;
    border-radius: 2px;
    color: var(--color-white);
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    mix-blend-mode: difference;
}

.master-brand h1 {
    font-size: 1rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    margin-bottom: 0.15rem;
    line-height: 1;
}

.master-brand h1 sup {
    font-size: 0.6em;
    font-weight: 400;
}

.master-brand p {
    font-size: 0.55rem;
    font-weight: 500;
    letter-spacing: 0.12em;
    opacity: 0.85; /* Increased contrast */
}

/* Grid Container */
.grid-container {
    display: grid;
    grid-template-columns: 50% 50%;
    grid-template-rows: 50% 50%;
    width: 100vw;
    height: 100dvh;
    /* Very thin neutral divider */
    gap: 1px;
    background-color: rgba(255, 255, 255, 0.08);
    transition: grid-template-columns var(--transition-duration) var(--ease-main),
                grid-template-rows var(--transition-duration) var(--ease-main);
}

/* Grid States */
.grid-container.active-media {
    grid-template-columns: 58% 42%;
    grid-template-rows: 58% 42%;
}
.grid-container.active-crm {
    grid-template-columns: 42% 58%;
    grid-template-rows: 58% 42%;
}
.grid-container.active-archoss {
    grid-template-columns: 58% 42%;
    grid-template-rows: 42% 58%;
}
.grid-container.active-masraf {
    grid-template-columns: 42% 58%;
    grid-template-rows: 42% 58%;
}

@media (max-width: 768px) {
    .grid-container.active-media,
    .grid-container.active-crm,
    .grid-container.active-archoss,
    .grid-container.active-masraf {
        grid-template-columns: 50% 50%;
        grid-template-rows: 50% 50%;
    }
    .grid-container.active-media { grid-template-rows: 60% 40%; }
    .grid-container.active-crm { grid-template-rows: 60% 40%; }
    .grid-container.active-archoss { grid-template-rows: 40% 60%; }
    .grid-container.active-masraf { grid-template-rows: 40% 60%; }
}

/* Shared Panel */
.panel {
    position: relative;
    overflow: hidden;
    cursor: none;
    border: none;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 3.5rem;
    outline: none;
}
.panel:focus-visible {
    box-shadow: inset 0 0 0 2px var(--color-lime);
}

.panel-bg {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    z-index: 1;
    background-size: cover; 
    background-position: center;
    filter: grayscale(100%);
    opacity: 0.45; /* Better visibility in default */
    transition: transform 1.2s cubic-bezier(0.19, 1, 0.22, 1),
                filter var(--transition-duration) var(--ease-main),
                opacity var(--transition-duration) var(--ease-main);
}
.panel:hover .panel-bg, .panel.active .panel-bg {
    filter: grayscale(0%);
    opacity: 0.9;
    transform: scale(1.02); /* Subtle brand motion */
}

.panel-content {
    position: relative;
    z-index: 2;
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    height: 100%;
    justify-content: flex-end;
}

.brand-header {
    transition: transform var(--transition-duration) var(--ease-main);
    transform: translateY(1.5rem);
}

.definition {
    font-size: 0.7rem;
    font-weight: 500;
    letter-spacing: 0.08em;
    opacity: 0.7;
    display: block;
    margin-top: 0.35rem;
    text-transform: uppercase;
}

.brand-details {
    opacity: 0;
    transform: translateY(15px);
    transition: opacity var(--transition-duration) var(--ease-main),
                transform var(--transition-duration) var(--ease-main);
    max-width: 380px; /* Comfortable measure */
    pointer-events: none;
}

.brand-details p {
    font-size: 0.95rem;
    line-height: 1.5;
    font-weight: 400;
}

.panel.active .brand-header,
.panel:hover .brand-header {
    transform: translateY(0);
}

.panel.active .brand-details,
.panel:hover .brand-details {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
}

/* Base CTA - text driven, minimal */
.cta {
    display: inline-flex;
    align-items: center;
    margin-top: 1.5rem;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-decoration: none;
    transition: color 0.3s ease, border-color 0.3s ease;
    padding-bottom: 2px;
}
.cta.disabled {
    opacity: 0.5;
    cursor: not-allowed;
    border: none !important;
}
.cta-arrow {
    margin-left: 0.3rem;
    transition: transform 0.3s ease;
}
.panel:hover .cta .cta-arrow {
    transform: translateX(4px) translateY(-4px);
}

/* =========================================
   1. AJASIS MEDIA
   ========================================= */
.panel-media {
    background-color: var(--color-white);
    color: var(--color-black); /* TITLE IS BLACK */
}
/* Localized gradient: stronger white protection behind text, more image visibility elsewhere */
.panel-media::after {
    content: ''; position: absolute; inset: 0; z-index: 1; pointer-events: none;
    background: linear-gradient(to top, rgba(255,255,255,0.85) 0%, rgba(255,255,255,0.45) 35%, rgba(255,255,255,0) 70%);
    transition: opacity var(--transition-duration) var(--ease-main);
}
.panel-media .panel-bg {
    background-image: url('../images/ajasismedia.png');
    background-position: 50% 30%; /* Focus on interesting area */
}
/* Composition: spacious, editorial */
.panel-media .brand-header h2 {
    font-weight: 700;
    letter-spacing: -0.03em;
    font-size: 3rem; /* 15-25% larger */
}
.panel-media .brand-details p {
    color: #333;
}
.panel-media .cta {
    color: var(--color-black);
    border-bottom: 1px solid rgba(0,0,0,0.2);
}
.panel-media .cta:hover {
    color: var(--color-lime);
    border-color: var(--color-lime);
}
/* Hover: lime accent subtle reveal */
.panel-media:hover .definition, .panel-media.active .definition {
    color: #8bb800;
    opacity: 1;
}

/* =========================================
   2. AJASIS CRM
   ========================================= */
.panel-crm {
    background-color: var(--color-crm-bg);
    color: var(--color-crm-text);
}
.panel-crm::after {
    content: ''; position: absolute; inset: 0; z-index: 1; pointer-events: none;
    background: linear-gradient(to top, rgba(9,10,10,0.85) 0%, rgba(9,10,10,0.5) 35%, rgba(9,10,10,0) 90%);
}
.panel-crm .panel-bg {
    background-image: url('../images/ajasiscrm.png');
    opacity: 0.35;
}
.panel-crm .crm-grid {
    position: absolute; inset: 0; z-index: 1; pointer-events: none;
    background-image: linear-gradient(rgba(193, 255, 0, 0.05) 1px, transparent 1px),
                      linear-gradient(90deg, rgba(193, 255, 0, 0.05) 1px, transparent 1px);
    background-size: 30px 30px;
    opacity: 0.2;
    transition: opacity var(--transition-duration) var(--ease-main),
                background-position var(--transition-duration) var(--ease-main);
}
.panel-crm:hover .crm-grid, .panel-crm.active .crm-grid {
    opacity: 0.6;
    background-position: 10px 10px;
}
/* Composition: tighter, systematic */
.panel-crm .brand-details {
    max-width: 320px;
}
.panel-crm h2 {
    font-weight: 600;
    letter-spacing: -0.04em;
    font-size: 2.8rem;
}
.panel-crm .brand-details p {
    color: #CCC;
}
.panel-crm .cta {
    color: var(--color-white);
    border-bottom: 1px solid rgba(255,255,255,0.2);
}
.panel-crm .cta:hover {
    color: var(--color-lime);
    border-color: var(--color-lime);
}

/* =========================================
   3. ARCHOSS
   ========================================= */
.panel-archoss {
    background-color: var(--color-archoss-bg);
    color: var(--color-archoss-text);
}
.panel-archoss::after {
    content: ''; position: absolute; inset: 0; z-index: 1; pointer-events: none;
    background: linear-gradient(to top, rgba(21,21,21,0.95) 0%, rgba(21,21,21,0.5) 40%, rgba(21,21,21,0.1) 100%);
    transition: background var(--transition-duration) var(--ease-main);
}
.panel-archoss:hover::after, .panel-archoss.active::after {
    background: linear-gradient(to top, rgba(224, 93, 49, 0.15) 0%, rgba(21,21,21,0.85) 25%, rgba(21,21,21,0.2) 100%);
}
.panel-archoss .panel-bg {
    background-image: url('../images/archoss.png');
    opacity: 0.4; /* visible in default */
}
.panel-archoss .archoss-lines {
    position: absolute; inset: 0; z-index: 1; pointer-events: none;
    background: 
        linear-gradient(45deg, transparent 49%, rgba(224, 93, 49, 0.1) 49%, rgba(224, 93, 49, 0.1) 51%, transparent 51%),
        linear-gradient(-45deg, transparent 49%, rgba(224, 93, 49, 0.1) 49%, rgba(224, 93, 49, 0.1) 51%, transparent 51%);
    background-size: 80px 80px;
    opacity: 0.1;
    transform: scale(0.95);
    transition: all var(--transition-duration) var(--ease-main);
}
.panel-archoss:hover .archoss-lines, .panel-archoss.active .archoss-lines {
    opacity: 0.6;
    transform: scale(1);
}
/* Composition: Architectural, vertical */
.panel-archoss .panel-content {
    border-left: 1px solid rgba(255,255,255,0.05);
    padding-left: 1.5rem;
}
.panel-archoss h2 {
    font-weight: 500;
    letter-spacing: 0.02em;
    font-size: 2.6rem;
}
.panel-archoss .brand-details p {
    color: #D5D5D5;
}
.panel-archoss .cta {
    color: rgba(255,255,255,0.4);
    letter-spacing: 0.1em;
}

/* =========================================
   4. MASRAF HESAPLA
   ========================================= */
.panel-masraf {
    background-color: var(--color-masraf-bg);
    color: var(--color-black); /* TITLE IS BLACK in default */
}
.panel-masraf::after {
    content: ''; position: absolute; inset: 0; z-index: 1; pointer-events: none;
    background: linear-gradient(to top, rgba(245,247,250,0.95) 0%, rgba(245,247,250,0.6) 35%, rgba(245,247,250,0) 70%);
    transition: background var(--transition-duration) var(--ease-main);
}
.panel-masraf:hover::after, .panel-masraf.active::after {
    background: linear-gradient(to top, rgba(10, 54, 157, 0.08) 0%, rgba(245,247,250,0.85) 30%, rgba(245,247,250,0) 80%);
}
.panel-masraf .panel-bg {
    background-image: url('../images/masrafhesapla.png');
    opacity: 0.45;
}
/* Composition: Analytical, clean grouped */
.panel-masraf h2 {
    font-weight: 700;
    letter-spacing: -0.02em;
    font-size: 2.8rem;
    color: var(--color-black); /* Default */
    transition: color 450ms var(--ease-main); /* Smooth transition to blue */
}
/* Active color behavior */
.panel-masraf:hover h2, .panel-masraf.active h2 {
    color: var(--color-masraf-blue);
}
.panel-masraf .definition {
    color: rgba(0,0,0,0.6);
}
.panel-masraf .brand-details p {
    color: #444;
}
.panel-masraf .cta {
    color: rgba(0,0,0,0.4);
}

/* =========================================
   CONTACT CONTROL (GLOBAL UI)
   ========================================= */
.contact-control {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    z-index: 100;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 1rem;
}

.contact-toggle {
    background: rgba(0,0,0,0.15);
    color: var(--color-white);
    border: 1px solid rgba(255,255,255,0.15);
    padding: 0.75rem 1.25rem;
    border-radius: 2px;
    font-size: 0.65rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    cursor: pointer;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    transition: all 0.3s ease;
    mix-blend-mode: difference;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}
.contact-toggle-arrow {
    transition: transform 0.3s ease;
}
.contact-toggle:hover {
    background: var(--color-white);
    color: var(--color-black);
    mix-blend-mode: normal;
}
.contact-toggle:hover .contact-toggle-arrow {
    transform: translateX(3px) translateY(-3px);
}

.contact-panel {
    background: var(--color-white);
    color: var(--color-black);
    padding: 2rem;
    border-radius: 2px;
    border: 1px solid rgba(0,0,0,0.1);
    width: 300px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all 0.4s var(--ease-main);
    pointer-events: none;
}

.contact-panel.is-open {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
    pointer-events: auto;
}

.panel-header h3 {
    font-size: 0.9rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    margin-bottom: 0.5rem;
}

.panel-header p {
    font-size: 0.85rem;
    color: #666;
    line-height: 1.5;
    margin-bottom: 2rem;
}

.panel-links {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.panel-links a {
    text-decoration: none;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--color-black);
    display: flex;
    justify-content: space-between;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid #E5E5E5;
    transition: color 0.3s ease;
}

.panel-links a:hover {
    color: #8bb800;
}

/* =========================================
   CUSTOM CURSOR MICROCOPY
   ========================================= */
.custom-cursor {
    position: fixed;
    top: 0; left: 0;
    width: 4px; height: 4px;
    background-color: var(--color-white);
    border-radius: 50%;
    pointer-events: none;
    z-index: 9999;
    mix-blend-mode: difference;
    transform: translate(-50%, -50%);
    transition: width 0.3s ease, height 0.3s ease, background-color 0.3s ease, border-radius 0.3s ease, padding 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.cursor-label {
    font-size: 0.45rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    color: var(--color-white);
    opacity: 0;
    transition: opacity 0.2s ease;
    white-space: nowrap;
}

.custom-cursor.hovering {
    width: auto;
    height: auto;
    background-color: transparent;
    border: 0.5px solid rgba(255,255,255,0.5);
    padding: 0.25rem 0.6rem;
    border-radius: 20px;
}

.custom-cursor.hovering .cursor-label {
    opacity: 1;
}

/* Touch devices */
@media (hover: none) and (pointer: coarse) {
    .custom-cursor {
        display: none !important;
    }
    .panel {
        cursor: default;
        padding: 2rem;
    }
    
    .master-brand {
        top: 1.5rem;
        left: 1.5rem;
    }
    .contact-control {
        bottom: 1.5rem;
        right: 1.5rem;
    }
    
    .brand-details {
        display: none;
    }
    .panel.active .brand-details {
        display: block;
        opacity: 1;
        pointer-events: auto;
    }
    .panel.active .brand-header {
        transform: none;
    }
    .brand-header {
        transform: none;
    }
}

/* Small screens tweaks */
@media (max-width: 430px) {
    .brand-header h2 {
        font-size: 1.8rem !important;
    }
    .definition {
        font-size: 0.6rem;
    }
    .brand-details p {
        font-size: 0.85rem;
    }
    .cta {
        font-size: 0.75rem;
        margin-top: 1rem;
    }
    .master-brand h1 {
        font-size: 0.9rem;
    }
}

/* Accessibility / Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    * {
        transition-duration: 0.01ms !important;
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        scroll-behavior: auto !important;
    }
    .custom-cursor {
        display: none !important;
    }
}