/* ==============================================
   Theme: Material Dark for Virtual Smartphone (VR Optimized)
   All sizes increased for VR readability and raycast interaction
   ============================================== */

/* Base body styling */
body {
    font-family: LatoLatin;
    background-color: #121212;
    color: #FFFFFF;
    width: 100%;
    height: 100%;
    margin: 0;
    padding: 0;
    animation: 0.2s cubic-out fade-in;
}

/* ============== Typography (VR-sized) ============== */

.text-h1 {
    font-size: 120px;
    font-weight: 300;
}

.text-h2 {
    font-size: 80px;
    font-weight: 300;
}

.text-h3 {
    font-size: 64px;
    font-weight: 400;
}

.text-h4 {
    font-size: 48px;
    font-weight: 400;
}

.text-h5 {
    font-size: 32px;
    font-weight: 400;
}

.text-h6 {
    font-size: 28px;
    font-weight: 500;
}

.text-body1 {
    font-size: 22px;
    font-weight: 400;
}

.text-body2 {
    font-size: 18px;
    font-weight: 400;
}

.text-caption {
    font-size: 16px;
    font-weight: 400;
}

.text-overline {
    font-size: 14px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 2px;
}

/* ============== Text Colors ============== */

.text-primary {
    color: #FFFFFF;
}

.text-secondary {
    color: #B3B3B3;
}

.text-disabled {
    color: #666666;
}

.text-accent {
    color: #BB86FC;
}

.text-accent-secondary {
    color: #03DAC6;
}

.text-error {
    color: #CF6679;
}

/* ============== Background Colors ============== */

.bg-primary {
    background-color: #121212;
}

.bg-surface {
    background-color: #1E1E1E;
}

.bg-surface-variant {
    background-color: #2D2D2D;
}

.bg-accent {
    background-color: #BB86FC;
}

.bg-accent-secondary {
    background-color: #03DAC6;
}

.bg-error {
    background-color: #CF6679;
}

/* Hover highlight color - used for interactive element feedback */
.bg-hover {
    background-color: rgba(255, 255, 255, 0.12);
}

/* ============== Spacing Utilities (VR-scaled) ============== */

.p-0 { padding: 0; }
.p-1 { padding: 6px; }
.p-2 { padding: 12px; }
.p-3 { padding: 18px; }
.p-4 { padding: 24px; }
.p-5 { padding: 36px; }
.p-6 { padding: 48px; }
.p-8 { padding: 72px; }

.m-0 { margin: 0; }
.m-1 { margin: 6px; }
.m-2 { margin: 12px; }
.m-3 { margin: 18px; }
.m-4 { margin: 24px; }
.m-5 { margin: 36px; }
.m-6 { margin: 48px; }
.m-8 { margin: 72px; }

.mt-1 { margin-top: 6px; }
.mt-2 { margin-top: 12px; }
.mt-3 { margin-top: 18px; }
.mt-4 { margin-top: 24px; }

.mb-1 { margin-bottom: 6px; }
.mb-2 { margin-bottom: 12px; }
.mb-3 { margin-bottom: 18px; }
.mb-4 { margin-bottom: 24px; }

/* ============== Layout Utilities ============== */

.flex {
    display: flex;
}

.flex-row {
    display: flex;
    flex-direction: row;
}

.flex-col {
    display: flex;
    flex-direction: column;
}

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

.flex-between {
    display: flex;
    justify-content: space-between;
}

.flex-around {
    display: flex;
    justify-content: space-around;
}

.flex-1 {
    flex: 1;
}

.w-full {
    width: 100%;
}

.h-full {
    height: 100%;
}

.text-center {
    text-align: center;
}

.text-left {
    text-align: left;
}

.text-right {
    text-align: right;
}

/* ============== Border Utilities ============== */

.rounded {
    border-radius: 6px;
}

.rounded-lg {
    border-radius: 12px;
}

.rounded-xl {
    border-radius: 20px;
}

.rounded-full {
    border-radius: 9999px;
}

/* ============== Screen Structure ============== */

.screen {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    background-color: #121212;
}

.screen-content {
    flex: 1;
    overflow: auto;
}

/* ============== Animations ============== */

@keyframes fade-in {
    0% { opacity: 0; }
    100% { opacity: 1; }
}

@keyframes slide-in-right {
    0% { transform: translateX(100px); opacity: 0; }
    100% { transform: translateX(0px); opacity: 1; }
}

@keyframes slide-in-left {
    0% { transform: translateX(-100px); opacity: 0; }
    100% { transform: translateX(0px); opacity: 1; }
}

@keyframes slide-up {
    0% { transform: translateY(50px); opacity: 0; }
    100% { transform: translateY(0px); opacity: 1; }
}

@keyframes scale-in {
    0% { transform: scale(0.9); opacity: 0; }
    100% { transform: scale(1.0); opacity: 1; }
}

/* Hover highlight animation */
@keyframes hover-pulse {
    0% { background-color: rgba(255, 255, 255, 0.0); }
    50% { background-color: rgba(255, 255, 255, 0.15); }
    100% { background-color: rgba(255, 255, 255, 0.1); }
}

/* Screen transition classes */
.nav-forward {
    animation: 0.2s cubic-out slide-in-right;
}

.nav-back {
    animation: 0.2s cubic-out slide-in-left;
}

.nav-home {
    animation: 0.2s back-out scale-in;
}

.nav-default {
    animation: 0.15s cubic-out fade-in;
}

/* Animation utility classes */
.animate-fade-in {
    animation: 0.2s cubic-out fade-in;
}

.animate-slide-right {
    animation: 0.25s cubic-out slide-in-right;
}

.animate-slide-left {
    animation: 0.25s cubic-out slide-in-left;
}

.animate-slide-up {
    animation: 0.2s cubic-out slide-up;
}

.animate-scale-in {
    animation: 0.2s back-out scale-in;
}

/* ============== Interactive Base Class ============== */
/* All interactive elements should use cursor: pointer and have hover feedback */

.interactive {
    cursor: pointer;
}

.interactive:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

.interactive:active {
    background-color: rgba(255, 255, 255, 0.2);
}