/*
 * Fueled.com Clone - Base Styles
 * ==============================
 * Typography, base elements, and utility classes
 */

/* ==================== FONTS ==================== */

/* Import Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Space+Grotesk:wght@400;500;600;700&display=swap');

/* ==================== BASE ELEMENTS ==================== */

html {
    font-size: 16px;
}

body {
    font-family: var(--font-primary);
    font-weight: var(--font-weight-regular);
    font-size: var(--text-body);
    line-height: var(--line-height-normal);
    color: var(--color-text-primary);
    background-color: var(--bg-primary);
    letter-spacing: var(--letter-spacing-normal);
}

/* ==================== TYPOGRAPHY ==================== */

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-heading);
    font-weight: var(--font-weight-medium);
    line-height: var(--line-height-tight);
    letter-spacing: var(--letter-spacing-tight);
    color: var(--color-text-primary);
}

h1 {
    font-size: var(--text-h1);
}

h2 {
    font-size: var(--text-h2);
}

h3 {
    font-size: var(--text-h3);
}

h4 {
    font-size: var(--text-h4);
}

p {
    font-size: var(--text-body);
    line-height: var(--line-height-normal);
    color: var(--color-text-secondary);
}

.text-lg {
    font-size: var(--text-body-lg);
}

.text-sm {
    font-size: var(--text-body-sm);
}

.text-caption {
    font-size: var(--text-caption);
    color: var(--color-text-muted);
}

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

/* ==================== LINKS ==================== */

a {
    color: var(--color-text-primary);
    transition: color var(--transition-normal);
}

a:hover {
    color: var(--color-primary);
}

/* ==================== CONTAINERS ==================== */

.container {
    width: 100%;
    max-width: var(--container-standard);
    margin-left: auto;
    margin-right: auto;
    padding-left: var(--container-padding);
    padding-right: var(--container-padding);
}

.container--narrow {
    max-width: var(--container-narrow);
}

.container--wide {
    max-width: var(--container-wide);
}

.container--full {
    max-width: var(--container-max);
}

/* ==================== SECTIONS ==================== */

.section {
    padding-top: var(--space-section);
    padding-bottom: var(--space-section);
}

.section--lg {
    padding-top: var(--space-section-lg);
    padding-bottom: var(--space-section-lg);
}

/* ==================== BUTTONS ==================== */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-4) var(--space-6);
    font-family: var(--font-primary);
    font-size: var(--text-body-sm);
    font-weight: var(--font-weight-medium);
    line-height: 1;
    text-decoration: none;
    border-radius: var(--radius-full);
    transition: all var(--transition-normal);
    cursor: pointer;
}

.btn--primary {
    background: var(--gradient-button);
    color: var(--color-primary);
    border: 1px solid var(--color-primary);
}

.btn--primary:hover {
    background: var(--color-primary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-purple);
}

@property --btn-angle {
    syntax: "<angle>";
    initial-value: 0deg;
    inherits: false;
}

.btn--glow-border {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 18px 64px;
    margin-top: var(--space-16);
    background:  rgba(33, 33, 33, 0.824);
    color: var(--color-white);
    font-size: 18px;
    font-weight: 500;
    border-radius: 100px;
    text-decoration: none;
    isolation: isolate;
    transition: background 0.2s ease, color 0.2s ease;
    border: 2px solid transparent;
    /* Keeps sizing consistent */
    backdrop-filter: blur(8px);
}

.btn--glow-border::before {
    content: "";
    position: absolute;
    inset: -2px;
    padding: 2px;
    border-radius: 100px;
    z-index: -1;
    background: linear-gradient(var(--btn-angle),
            transparent 5%,
            var(--color-primary) 40%,
            var(--color-secondary) 75%,
            #ffffff 95%);
    -webkit-mask: linear-gradient(#fff 0 0) content-box exclude, linear-gradient(#fff 0 0);
    mask: linear-gradient(#fff 0 0) content-box exclude, linear-gradient(#fff 0 0);
    animation: rotateGradient 3s linear infinite;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.btn--glow-border:hover {
    background: #000000;
    color: var(--color-white);
}

.btn--glow-border:hover::before {
    opacity: 1;
}

.btn__icon {
    display: inline-block;
    transition: transform 0.2s ease;
    margin-left: 8px;
    /* Space between text and arrow */
}

.btn--glow-border:hover .btn__icon {
    transform: translateX(5px);
}

@keyframes rotateGradient {
    to {
        --btn-angle: 360deg;
    }
}

.btn--secondary {
    background: transparent;
    color: var(--color-white);
    border: 1px solid var(--color-gray-500);
}

.btn--secondary:hover {
    border-color: var(--color-white);
}

.btn--ghost {
    background: transparent;
    color: var(--color-white);
    border: none;
}

.btn--ghost:hover {
    color: var(--color-primary);
}

/* ==================== BADGES / LABELS ==================== */

.badge {
    display: inline-flex;
    align-items: center;
    padding: var(--space-1) var(--space-3);
    font-size: var(--text-caption);
    font-weight: var(--font-weight-medium);
    text-transform: uppercase;
    letter-spacing: var(--letter-spacing-wide);
    border-radius: var(--radius-full);
    background: rgba(0, 209, 255, 0.15);
    color: var(--color-primary);
}

/* ==================== CARDS ==================== */

.card {
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    overflow: hidden;
    transition: transform var(--transition-slow), box-shadow var(--transition-slow);
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.card__image {
    width: 100%;
    aspect-ratio: 16 / 9;
    object-fit: cover;
}

.card__content {
    padding: var(--space-6);
}

.card__title {
    font-size: var(--text-h4);
    margin-bottom: var(--space-2);
}

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

/* ==================== UTILITIES ==================== */

/* Flex utilities */
.flex {
    display: flex;
}

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

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

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

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

.gap-1 {
    gap: var(--space-1);
}

.gap-2 {
    gap: var(--space-2);
}

.gap-3 {
    gap: var(--space-3);
}

.gap-4 {
    gap: var(--space-4);
}

.gap-6 {
    gap: var(--space-6);
}

.gap-8 {
    gap: var(--space-8);
}

/* Grid utilities */
.grid {
    display: grid;
}

/* Text utilities */
.text-center {
    text-align: center;
}

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

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

/* Visibility */
.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;
}

/* Hide on mobile/desktop */
@media (max-width: 768px) {
    .hide-mobile {
        display: none !important;
    }
}

@media (min-width: 769px) {
    .hide-desktop {
        display: none !important;
    }
}