/**
 * Goodev meet - Global Application Styles
 * Mobile-first, aligned with goodev.fr design system
 * Version: 2.0
 */

/* ========================================
   LAYOUT
   ======================================== */

body {
    display: flex;
    flex-direction: column;
}

.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--space-md);
}

@media (min-width: 768px) {
    .container {
        padding: 0 var(--space-lg);
    }
}

@media (min-width: 1024px) {
    .container {
        padding: 0 var(--space-xl);
    }
}

/* ========================================
   HEADER
   ======================================== */

.header {
    position: sticky;
    top: 0;
    z-index: var(--z-header);
    background-color: var(--bg-primary);
    border-bottom: 1px solid var(--border-color);
    backdrop-filter: blur(10px);
    transition: background-color var(--transition-base), border-color var(--transition-base);
}

[data-theme="dark"] .header {
    background-color: rgba(30, 30, 46, 0.95);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-md) 0;
    gap: var(--space-md);
}

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

.logo-icon {
    flex-shrink: 0;
}

.logo-text {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.01em;
}

.nav {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    flex-wrap: wrap;
}

.nav-user {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    padding: 0 var(--space-sm);
}

/* ========================================
   MAIN CONTENT
   ======================================== */

.main-content {
    flex: 1;
    padding: var(--space-xl) 0;
    background-color: var(--bg-primary);
    color: var(--text-primary);
}

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

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: 12px var(--space-lg);
    font-size: var(--font-size-sm);
    font-weight: 500;
    font-family: var(--font-family);
    text-decoration: none;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-base);
    white-space: nowrap;
    min-height: 44px;
    line-height: 1;
}

.btn:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

.btn-sm {
    padding: var(--space-sm) var(--space-md);
    font-size: var(--font-size-xs);
    min-height: 36px;
}

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

.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
    opacity: 0.9;
}

[data-theme="dark"] .btn-primary {
    background-color: var(--accent);
    color: #ffffff;
}

[data-theme="dark"] .btn-primary:hover {
    background-color: var(--accent-hover);
}

.btn-secondary {
    background-color: transparent;
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

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

.btn-large {
    padding: var(--space-md) var(--space-xl);
    font-size: var(--font-size-base);
    min-height: 48px;
}

.btn-icon {
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-sm);
    border-radius: var(--radius-md);
    transition: background-color var(--transition-fast);
    color: var(--text-secondary);
    min-height: 44px;
    min-width: 44px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.btn-icon:hover {
    background-color: var(--bg-tertiary);
}

/* ========================================
   FORMS
   ======================================== */

.form-group {
    margin-bottom: var(--space-md);
}

.form-label {
    display: block;
    margin-bottom: var(--space-xs);
    font-weight: 500;
    color: var(--text-primary);
    font-size: var(--font-size-sm);
}

.form-input,
.form-textarea,
.form-select {
    width: 100%;
    padding: 15px;
    font-size: var(--font-size-base);
    font-family: var(--font-family);
    color: var(--text-primary);
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
    min-height: 44px;
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

[data-theme="dark"] .form-input:focus,
[data-theme="dark"] .form-textarea:focus,
[data-theme="dark"] .form-select:focus {
    box-shadow: 0 0 0 3px rgba(96, 165, 250, 0.15);
}

.form-textarea {
    min-height: 120px;
    resize: vertical;
}

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

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

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

.card {
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: var(--space-lg);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.card-header {
    margin-bottom: var(--space-md);
}

.card-title {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-xs);
}

.card-description {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

.card-body {
    margin-bottom: var(--space-md);
}

.card-footer {
    display: flex;
    gap: var(--space-sm);
    flex-wrap: wrap;
}

/* ========================================
   ALERTS
   ======================================== */

.alert {
    padding: var(--space-md);
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-md);
    border: 1px solid transparent;
    font-size: var(--font-size-sm);
}

.alert-success {
    background-color: rgba(16, 185, 129, 0.08);
    border-color: var(--success);
    color: var(--success);
}

.alert-warning {
    background-color: rgba(245, 158, 11, 0.08);
    border-color: var(--warning);
    color: var(--warning);
}

.alert-error {
    background-color: rgba(239, 68, 68, 0.08);
    border-color: var(--error);
    color: var(--error);
}

.alert-info {
    background-color: rgba(59, 130, 246, 0.08);
    border-color: var(--info);
    color: var(--info);
}

/* ========================================
   FOOTER
   ======================================== */

.footer {
    padding: var(--space-xl) 0 var(--space-lg);
    background-color: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    margin-top: auto;
    transition: background-color var(--transition-base), border-color var(--transition-base);
}

[data-theme="dark"] .footer {
    background-color: #181828;
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-xl);
    margin-bottom: var(--space-xl);
}

@media (min-width: 768px) {
    .footer-content {
        grid-template-columns: 2fr 1fr;
    }
}

.footer-brand {
    max-width: 400px;
}

.footer-tagline {
    margin-top: var(--space-sm);
    font-size: var(--font-size-sm);
    color: var(--text-tertiary);
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-xl);
}

.footer-title {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-md);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.footer-list {
    list-style: none;
}

.footer-list li {
    margin-bottom: var(--space-sm);
}

.footer-list a {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.footer-list a:hover {
    color: var(--accent);
}

.footer-bottom {
    padding-top: var(--space-lg);
    border-top: 1px solid var(--border-color);
    text-align: center;
    font-size: var(--font-size-sm);
    color: var(--text-tertiary);
}

/* ========================================
   DARK MODE TOGGLE
   ======================================== */

#dark-mode-toggle {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    padding: 0;
    background: transparent;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: all var(--transition-fast);
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
}

#dark-mode-toggle:hover {
    background-color: var(--bg-tertiary);
    border-color: var(--border-hover);
}

#dark-mode-toggle .icon-sun,
#dark-mode-toggle .icon-moon {
    position: absolute;
    font-size: 1rem;
    transition: opacity var(--transition-base), transform var(--transition-base);
}

[data-theme="light"] #dark-mode-toggle .icon-sun,
:root:not([data-theme]) #dark-mode-toggle .icon-sun {
    opacity: 1;
    transform: rotate(0deg);
}

[data-theme="light"] #dark-mode-toggle .icon-moon,
:root:not([data-theme]) #dark-mode-toggle .icon-moon {
    opacity: 0;
    transform: rotate(-180deg);
}

[data-theme="dark"] #dark-mode-toggle .icon-sun {
    opacity: 0;
    transform: rotate(180deg);
}

[data-theme="dark"] #dark-mode-toggle .icon-moon {
    opacity: 1;
    transform: rotate(0deg);
}

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

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

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--space-xs); }
.mt-2 { margin-top: var(--space-sm); }
.mt-3 { margin-top: var(--space-md); }
.mt-4 { margin-top: var(--space-lg); }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--space-xs); }
.mb-2 { margin-bottom: var(--space-sm); }
.mb-3 { margin-bottom: var(--space-md); }
.mb-4 { margin-bottom: var(--space-lg); }

.hidden { display: none !important; }

/* ========================================
   RESPONSIVE
   ======================================== */

@media (max-width: 640px) {
    .logo-text {
        display: none;
    }

    .nav {
        gap: var(--space-xs);
    }

    .nav-user {
        display: none;
    }

    #dark-mode-toggle {
        width: 40px;
        height: 40px;
    }
}