/**
 * Strive Hunt Global Styles
 * Common styles to be included in all pages for consistent theming
 * Version: 2.0
 */

/* Import Design System Variables */
@import url('variables.css');

/* ===== Global Resets ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    background: var(--bg-gradient-light);
    color: var(--text-primary);
    line-height: var(--line-height-normal);
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ===== Typography ===== */
h1, h2, h3, h4, h5, h6 {
    font-weight: var(--font-weight-bold);
    line-height: var(--line-height-tight);
    color: var(--text-primary);
}

h1 { font-size: var(--font-size-4xl); }
h2 { font-size: var(--font-size-3xl); }
h3 { font-size: var(--font-size-2xl); }
h4 { font-size: var(--font-size-xl); }
h5 { font-size: var(--font-size-lg); }
h6 { font-size: var(--font-size-base); }

p {
    margin-bottom: var(--spacing-md);
}

a {
    color: var(--color-primary-blue);
    text-decoration: none;
    transition: var(--transition-base);
}

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

/* ===== Container ===== */
.container {
    max-width: var(--container-xl);
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

@media (max-width: 1024px) {
    .container {
        max-width: var(--container-lg);
    }
}

@media (max-width: 768px) {
    .container {
        max-width: var(--container-md);
        padding: 0 var(--spacing-md);
    }
}

/* ===== Buttons ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--button-padding-md);
    border-radius: var(--radius-md);
    font-weight: var(--font-weight-semibold);
    font-size: var(--font-size-base);
    font-family: var(--font-family);
    border: none;
    cursor: pointer;
    transition: var(--transition-base);
    text-decoration: none;
}

.btn-primary {
    background: var(--color-primary-gradient);
    color: var(--text-white);
    box-shadow: var(--shadow-button);
}

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

.btn-secondary {
    background: transparent;
    color: var(--color-primary-blue);
    border: 2px solid var(--color-primary-blue);
}

.btn-secondary:hover {
    background: var(--hover-bg-blue);
    border-color: var(--color-primary-purple);
    color: var(--color-primary-purple);
}

.btn-outline {
    background: transparent;
    color: var(--color-primary-blue);
    border: 2px solid var(--color-primary-blue);
}

.btn-outline:hover {
    background: var(--color-primary-gradient);
    color: var(--text-white);
    border-color: transparent;
}

.btn-white {
    background: var(--bg-white);
    color: var(--color-primary-blue);
    box-shadow: var(--shadow-md);
}

.btn-white:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

.btn-sm {
    padding: var(--button-padding-sm);
    font-size: var(--font-size-sm);
}

.btn-lg {
    padding: var(--button-padding-lg);
    font-size: var(--font-size-lg);
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none !important;
}

/* ===== Form Elements ===== */
.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-label {
    display: block;
    margin-bottom: var(--spacing-sm);
    font-weight: var(--font-weight-semibold);
    color: var(--text-primary);
    font-size: var(--font-size-sm);
}

.form-input {
    width: 100%;
    padding: var(--input-padding);
    border: var(--input-border-width) solid var(--border-light);
    border-radius: var(--radius-md);
    font-size: var(--font-size-base);
    font-family: var(--font-family);
    color: var(--text-primary);
    background: var(--bg-white);
    transition: var(--transition-base);
}

.form-input:focus {
    outline: none;
    border-color: var(--color-primary-blue);
    box-shadow: 0 0 0 3px var(--focus-ring-blue);
}

.form-input:disabled {
    background: var(--bg-gray-50);
    cursor: not-allowed;
    opacity: 0.6;
}

.form-input-icon {
    position: relative;
}

.form-input-icon i {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-tertiary);
    pointer-events: none;
}

.form-input-icon .form-input {
    padding-left: 2.75rem;
}

.form-error {
    display: block;
    margin-top: var(--spacing-xs);
    color: var(--color-error);
    font-size: var(--font-size-sm);
}

.form-help {
    display: block;
    margin-top: var(--spacing-xs);
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
}

/* ===== Cards ===== */
.card {
    background: var(--bg-white);
    border-radius: var(--card-border-radius);
    padding: var(--card-padding);
    box-shadow: var(--shadow-md);
    transition: var(--transition-base);
}

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

.card-header {
    margin-bottom: var(--spacing-lg);
}

.card-title {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-sm);
}

.card-subtitle {
    color: var(--text-secondary);
    font-size: var(--font-size-base);
}

.card-body {
    margin-bottom: var(--spacing-lg);
}

.card-footer {
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--border-light);
}

/* ===== Header/Navigation ===== */
.header {
    background: var(--bg-white);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: var(--z-sticky);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md) var(--spacing-lg);
    max-width: var(--container-xl);
    margin: 0 auto;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    text-decoration: none;
}

.logo-icon {
    width: 40px;
    height: 40px;
    background: var(--color-primary-gradient);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-white);
    font-size: var(--font-size-xl);
}

.logo-text {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    background: var(--color-primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav {
    display: flex;
    gap: var(--spacing-2xl);
}

.nav-link {
    color: var(--text-primary);
    text-decoration: none;
    font-weight: var(--font-weight-semibold);
    transition: var(--transition-base);
}

.nav-link:hover {
    color: var(--color-primary-blue);
}

/* ===== Alerts & Messages ===== */
.alert {
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
    font-size: var(--font-size-sm);
}

.alert-success {
    background: var(--color-success-light);
    color: var(--color-success);
    border: 1px solid var(--color-success);
}

.alert-error {
    background: var(--color-error-light);
    color: var(--color-error);
    border: 1px solid var(--color-error);
}

.alert-warning {
    background: var(--color-warning-light);
    color: var(--color-warning);
    border: 1px solid var(--color-warning);
}

.alert-info {
    background: var(--color-info-light);
    color: var(--color-info);
    border: 1px solid var(--color-info);
}

/* ===== Loading States ===== */
.loading {
    display: inline-block;
    width: 1rem;
    height: 1rem;
    border: 2px solid var(--border-light);
    border-top-color: var(--color-primary-blue);
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* ===== Modals ===== */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    z-index: var(--z-modal-backdrop);
    align-items: center;
    justify-content: center;
}

.modal.active {
    display: flex;
}

.modal-content {
    background: var(--bg-white);
    border-radius: var(--radius-xl);
    padding: var(--spacing-2xl);
    max-width: 500px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-xl);
    animation: modalSlideIn var(--transition-base);
}

@keyframes modalSlideIn {
    from {
        transform: translateY(-50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

/* ===== Gradients ===== */
.gradient-text {
    background: var(--color-primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.gradient-bg {
    background: var(--color-primary-gradient);
    color: var(--text-white);
}

/* ===== Utility Classes ===== */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.font-normal { font-weight: var(--font-weight-normal); }
.font-medium { font-weight: var(--font-weight-medium); }
.font-semibold { font-weight: var(--font-weight-semibold); }
.font-bold { font-weight: var(--font-weight-bold); }

.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-sm { gap: var(--spacing-sm); }
.gap-md { gap: var(--spacing-md); }
.gap-lg { gap: var(--spacing-lg); }

.hidden { display: none; }
.block { display: block; }
.inline-block { display: inline-block; }

/* Responsive visibility */
@media (max-width: 768px) {
    .hide-mobile { display: none; }
}

@media (min-width: 769px) {
    .show-mobile { display: none; }
}