/* ========================================================== */
/* 1. ARCHITECTURE & VARIABLES                                */
/* ========================================================== */
:root {
    /* 100% INTERNAL FONTS: Using the best fonts built into your device */
    --font-main: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    --font-data: ui-monospace, "Cascadia Code", "Source Code Pro", Menlo, Consolas, monospace;

    /* The primary "Neon Cyan" signature of the 31st century */
    --accent: #00f2ff; 
    --accent-glow: rgba(0, 242, 255, 0.4);
    
    /* Deep space obsidian - the base of the OS */
    --bg-dark: #020408; 
    
    /* The "Glass" recipe: very low opacity white with high blur */
    --glass-bg: rgba(255, 255, 255, 0.03);
    --glass-border: rgba(255, 255, 255, 0.08);
    
    /* Text colors for high readability */
    --text-main: #e2e8f0;
    --text-dim: #94a3b8;
    
    /* Standardized timing for all animations */
    --transit: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

/* GLOBAL RESET: Now pointing to internal system fonts */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: var(--font-main);
    -webkit-font-smoothing: antialiased;
}

body {
    background: var(--bg-dark);
    color: var(--text-main);
    height: 100vh;
    width: 100vw;
    overflow: hidden;
}

/* ========================================================== */
/* 2. CORE UTILITIES (The Glass Effect)                       */
/* ========================================================== */

.glass {
    background: var(--glass-bg);
    backdrop-filter: blur(25px) saturate(180%);
    -webkit-backdrop-filter: blur(25px) saturate(180%);
    border: 1px solid var(--glass-border);
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.8);
}

/* NEON TEXT: Now uses the Technical Data font for a "hacker" vibe */
.neon-text {
    font-family: var(--font-data);
    color: var(--accent);
    text-shadow: 0 0 15px var(--accent-glow);
    font-weight: 800;
    letter-spacing: 2px;
}

/* ========================================================== */
/* 3. DESKTOP & LAUNCHER                                      */
/* ========================================================== */

.desktop-container {
    height: 100vh;
    width: 100vw;
    background: radial-gradient(circle at 50% 50%, #0f172a 0%, #020408 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.status-bar {
    position: fixed;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
    width: 95%;
    height: 50px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 30px;
    border-radius: 100px;
    z-index: 10;
}

/* Time display uses technical font */
.sys-time {
    font-family: var(--font-data);
    font-weight: bold;
    color: var(--accent);
}

.central-launcher {
    display: flex;
    gap: 40px;
}

.app-icon-wrapper {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    cursor: pointer;
    transition: var(--transit);
}

.app-icon {
    width: 85px;
    height: 85px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    border-radius: 24px;
    transition: var(--transit);
}

.app-icon-wrapper:hover .app-icon {
    transform: translateY(-10px) scale(1.1);
    border-color: var(--accent);
    box-shadow: 0 0 30px var(--accent-glow);
}

.app-icon-wrapper span {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    opacity: 0.6;
}

/* ========================================================== */
/* 4. FULL-SCREEN WINDOW ENGINE                               */
/* ========================================================== */

.window {
    position: fixed;
    inset: 0;
    z-index: 1000;
    padding: 80px 40px;
    overflow-y: auto;
    transition: var(--transit);
}

.window:not(.hidden) {
    animation: bootUp 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes bootUp {
    from { opacity: 0; transform: scale(1.05); filter: blur(20px); }
    to { opacity: 1; transform: scale(1); filter: blur(0); }
}

.close-btn {
    position: absolute;
    top: 40px;
    right: 60px;
    background: none;
    border: 1px solid var(--glass-border);
    color: var(--text-dim);
    padding: 10px 20px;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 700;
    transition: 0.3s;
}

/* ========================================================== */
/* 5. IDENTITY MODULE (Social Style)                          */
/* ========================================================== */

.profile-hero {
    position: relative;
    max-width: 1100px;
    margin: 0 auto 100px;
}

.banner-view {
    height: 320px;
    border-radius: 40px;
    background: linear-gradient(45deg, #0f172a, #1e293b);
    background-size: cover;
    background-position: center;
    overflow: hidden;
}

.pfp-container {
    position: absolute;
    bottom: -60px;
    left: 80px;
}

#display-pfp {
    width: 160px;
    height: 160px;
    border-radius: 50%;
    border: 6px solid var(--bg-dark);
    object-fit: cover;
}

.profile-content {
    max-width: 1100px;
    margin: 0 auto;
    padding-left: 80px;
}

#user-name-display { 
    font-size: 52px; 
    font-weight: 800; 
    letter-spacing: -1.5px; 
}

/* ========================================================== */
/* 6. CHRONOS HUB (Calendar Fixes)                            */
/* ========================================================== */

.chronos-wrapper {
    max-width: 1200px;
    margin: 0 auto;
}

.calendar-layout {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 15px;
}

.cal-day {
    height: 160px;
    padding: 20px;
    border-radius: 20px;
    cursor: pointer;
    transition: 0.3s;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

/* BUG FIX: Added spacer style for proper date alignment */
.cal-spacer {
    height: 160px;
    visibility: hidden;
}

.day-indicator {
    width: 6px;
    height: 6px;
    background: var(--accent);
    border-radius: 50%;
    align-self: center;
    box-shadow: 0 0 10px var(--accent-glow);
}

/* ========================================================== */
/* 7. NEURAL WRITER (Editor)                                  */
/* ========================================================== */

#active-timer {
    font-family: var(--font-data); /* technical look */
    font-size: 32px;
    color: var(--accent);
    text-align: center;
    margin-bottom: 20px;
}

.title-input {
    background: none;
    border: none;
    color: white;
    font-size: 64px;
    font-weight: 800;
    width: 100%;
    margin-bottom: 30px;
    outline: none;
    letter-spacing: -2px;
}

#neural-editor {
    font-size: 20px;
    line-height: 1.8;
    color: #cbd5e1;
    outline: none;
}

/* ========================================================== */
/* 8. FORM ELEMENTS & SCROLLBAR                               */
/* ========================================================== */

input[type="text"], input[type="number"] {
    background: rgba(255,255,255,0.05);
    border: 1px solid var(--glass-border);
    color: white;
    padding: 12px 18px;
    border-radius: 12px;
    outline: none;
}

.btn-glow {
    background: var(--accent);
    color: var(--bg-dark);
    border: none;
    padding: 15px 30px;
    border-radius: 12px;
    font-weight: 800;
    cursor: pointer;
    box-shadow: 0 0 20px var(--accent-glow);
}

::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--glass-border); border-radius: 10px; }

.hidden { display: none !important; }