/* ThreeGigs v25 Base Styles */

/* === RESET & NORMALIZE === */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    line-height: 1.5;
    -webkit-text-size-adjust: 100%;
    -webkit-tap-highlight-color: transparent;
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: var(--tg-font-family);
    font-size: var(--tg-font-md);
    font-weight: var(--tg-font-normal);
    line-height: var(--tg-leading-normal);
    color: var(--tg-text-primary);
    background: var(--tg-gradient-surface);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* === ACCESSIBILITY === */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Focus styles */
:focus {
    outline: 2px solid var(--tg-primary);
    outline-offset: 2px;
}

    :focus:not(:focus-visible) {
        outline: none;
    }

/* === TYPOGRAPHY === */
h1, h2, h3, h4, h5, h6 {
    font-weight: var(--tg-font-bold);
    line-height: var(--tg-leading-tight);
    color: var(--tg-text-primary);
    margin-bottom: var(--tg-spacing-md);
}

h1 {
    font-size: var(--tg-font-4xl);
}

h2 {
    font-size: var(--tg-font-3xl);
}

h3 {
    font-size: var(--tg-font-2xl);
}

h4 {
    font-size: var(--tg-font-xl);
}

h5 {
    font-size: var(--tg-font-lg);
}

h6 {
    font-size: var(--tg-font-md);
}

p {
    margin-bottom: var(--tg-spacing-md);
    color: var(--tg-text-secondary);
    line-height: var(--tg-leading-relaxed);
}

a {
    color: var(--tg-accent);
    text-decoration: none;
    transition: color var(--tg-duration-normal) var(--tg-ease-smooth);
}

    a:hover {
        color: var(--tg-primary);
        text-decoration: none;
    }

small {
    font-size: var(--tg-font-sm);
    color: var(--tg-text-muted);
}

strong, b {
    font-weight: var(--tg-font-semibold);
}

em, i {
    font-style: italic;
}

code {
    font-family: var(--tg-font-family-mono);
    font-size: 0.875em;
    background: var(--tg-glass);
    padding: 0.125rem 0.25rem;
    border-radius: var(--tg-radius-sm);
    border: 1px solid var(--tg-border);
}

/* === LISTS === */
ul, ol {
    margin-bottom: var(--tg-spacing-md);
    padding-left: var(--tg-spacing-lg);
}

li {
    margin-bottom: var(--tg-spacing-xs);
    color: var(--tg-text-secondary);
}

/* === IMAGES === */
img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* === FORMS === */
input, textarea, select, button {
    font-family: inherit;
    font-size: inherit;
}

/* === UTILITY CLASSES === */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

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

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

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

.font-light {
    font-weight: var(--tg-font-light);
}

.font-normal {
    font-weight: var(--tg-font-normal);
}

.font-medium {
    font-weight: var(--tg-font-medium);
}

.font-semibold {
    font-weight: var(--tg-font-semibold);
}

.font-bold {
    font-weight: var(--tg-font-bold);
}

.text-primary {
    color: var(--tg-text-primary);
}

.text-secondary {
    color: var(--tg-text-secondary);
}

.text-muted {
    color: var(--tg-text-muted);
}

.text-accent {
    color: var(--tg-accent);
}

.text-purple {
    color: var(--tg-primary);
}

.bg-primary {
    background: var(--tg-gradient-primary);
}

.bg-glass {
    background: var(--tg-glass);
}

.bg-surface {
    background: var(--tg-surface);
}

/* === RESPONSIVE UTILITIES === */
.hidden {
    display: none !important;
}

.visible {
    display: block !important;
}

@media (max-width: 640px) {
    .hidden-mobile {
        display: none !important;
    }

    .visible-mobile {
        display: block !important;
    }
}

@media (min-width: 641px) {
    .hidden-desktop {
        display: none !important;
    }

    .visible-desktop {
        display: block !important;
    }
}

@media (max-width: 768px) {
    .hidden-tablet {
        display: none !important;
    }

    .visible-tablet {
        display: block !important;
    }
}

@media (min-width: 1024px) {
    .hidden-lg {
        display: none !important;
    }

    .visible-lg {
        display: block !important;
    }
}

/* === SPACING UTILITIES === */
.m-0 {
    margin: 0;
}

.m-1 {
    margin: var(--tg-spacing-xs);
}

.m-2 {
    margin: var(--tg-spacing-sm);
}

.m-3 {
    margin: var(--tg-spacing-md);
}

.m-4 {
    margin: var(--tg-spacing-lg);
}

.m-5 {
    margin: var(--tg-spacing-xl);
}

.p-0 {
    padding: 0;
}

.p-1 {
    padding: var(--tg-spacing-xs);
}

.p-2 {
    padding: var(--tg-spacing-sm);
}

.p-3 {
    padding: var(--tg-spacing-md);
}

.p-4 {
    padding: var(--tg-spacing-lg);
}

.p-5 {
    padding: var(--tg-spacing-xl);
}

.mt-0 {
    margin-top: 0;
}

.mt-1 {
    margin-top: var(--tg-spacing-xs);
}

.mt-2 {
    margin-top: var(--tg-spacing-sm);
}

.mt-3 {
    margin-top: var(--tg-spacing-md);
}

.mt-4 {
    margin-top: var(--tg-spacing-lg);
}

.mt-5 {
    margin-top: var(--tg-spacing-xl);
}

.mb-0 {
    margin-bottom: 0;
}

.mb-1 {
    margin-bottom: var(--tg-spacing-xs);
}

.mb-2 {
    margin-bottom: var(--tg-spacing-sm);
}

.mb-3 {
    margin-bottom: var(--tg-spacing-md);
}

.mb-4 {
    margin-bottom: var(--tg-spacing-lg);
}

.mb-5 {
    margin-bottom: var(--tg-spacing-xl);
}

/* === FLEX UTILITIES === */
.flex {
    display: flex;
}

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

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

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

.items-start {
    align-items: flex-start;
}

.items-end {
    align-items: flex-end;
}

.justify-center {
    justify-content: center;
}

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

.justify-start {
    justify-content: flex-start;
}

.justify-end {
    justify-content: flex-end;
}

.flex-1 {
    flex: 1;
}

.flex-none {
    flex: none;
}

/* === GRID UTILITIES === */
.grid {
    display: grid;
}

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

.grid-cols-2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

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

.grid-cols-4 {
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

.gap-1 {
    gap: var(--tg-spacing-xs);
}

.gap-2 {
    gap: var(--tg-spacing-sm);
}

.gap-3 {
    gap: var(--tg-spacing-md);
}

.gap-4 {
    gap: var(--tg-spacing-lg);
}

/* === SCROLLBAR STYLING === */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--tg-glass);
    border-radius: var(--tg-radius-sm);
}

::-webkit-scrollbar-thumb {
    background: var(--tg-border);
    border-radius: var(--tg-radius-sm);
    transition: background var(--tg-duration-normal) var(--tg-ease-smooth);
}

    ::-webkit-scrollbar-thumb:hover {
        background: var(--tg-border-hover);
    }

/* Firefox */
html {
    scrollbar-width: thin;
    scrollbar-color: var(--tg-border) var(--tg-glass);
}

/* === SELECTION === */
::selection {
    background: var(--tg-primary);
    color: white;
}

::-moz-selection {
    background: var(--tg-primary);
    color: white;
}

/* === LOADING STATES === */
.loading {
    opacity: 0.6;
    pointer-events: none;
}

.skeleton {
    background: linear-gradient( 90deg, var(--tg-glass) 25%, var(--tg-glass-hover) 50%, var(--tg-glass) 75% );
    background-size: 200% 100%;
    animation: skeleton-loading 1.5s infinite;
}

@keyframes skeleton-loading {
    0% {
        background-position: 200% 0;
    }

    100% {
        background-position: -200% 0;
    }
}

/* === ANIMATIONS === */
.fade-in {
    animation: fadeIn 0.6s var(--tg-ease-smooth);
}

.slide-up {
    animation: slideUp 0.8s var(--tg-ease-smooth);
}

.slide-down {
    animation: slideDown 0.8s var(--tg-ease-smooth);
}

.scale-in {
    animation: scaleIn 0.4s var(--tg-ease-bounce);
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.8);
    }

    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* === PRINT STYLES === */
@media print {
    .no-print {
        display: none !important;
    }

    body {
        background: white !important;
        color: black !important;
    }

    a {
        color: black !important;
        text-decoration: underline !important;
    }
}