/* ═══════════════════════════════════════════════════════════
   EarthGuard AI — Global Styles
   ═══════════════════════════════════════════════════════════ */

/* ── Reset ── */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-body);
    background-color: var(--color-dark-bg);
    color: var(--color-gray-200);
    line-height: var(--leading-normal);
    overflow-x: hidden;
    min-height: 100vh;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--color-white);
    line-height: var(--leading-tight);
    letter-spacing: var(--tracking-tight);
}

a {
    color: var(--color-light-green);
    text-decoration: none;
    transition: color var(--transition-fast);
}
a:hover {
    color: var(--color-pale-green);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

button {
    font-family: var(--font-body);
    cursor: pointer;
    border: none;
    outline: none;
    background: none;
}

input, textarea, select {
    font-family: var(--font-body);
    outline: none;
    border: none;
}

ul, ol {
    list-style: none;
}

/* ── Utility Classes ── */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--space-6);
}

.container-narrow {
    max-width: var(--container-narrow);
    margin: 0 auto;
    padding: 0 var(--space-6);
}

.section {
    padding: var(--space-24) 0;
    position: relative;
}

.section-sm {
    padding: var(--space-16) 0;
}

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

.flex { display: flex; }
.flex-col { flex-direction: column; }
.flex-wrap { flex-wrap: wrap; }
.items-center { align-items: center; }
.items-start { align-items: flex-start; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.justify-end { justify-content: flex-end; }
.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 { display: grid; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

.w-full { width: 100%; }
.h-full { height: 100%; }
.relative { position: relative; }
.absolute { position: absolute; }
.overflow-hidden { overflow: hidden; }

.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 Gradient ── */
.text-gradient {
    background: linear-gradient(135deg, var(--color-light-green), var(--color-pale-green), var(--color-light-blue));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.text-gradient-earth {
    background: linear-gradient(135deg, var(--color-earth), var(--color-sand), var(--color-sand-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ── Arabic Text ── */
.arabic {
    font-family: var(--font-arabic);
    direction: rtl;
    text-align: right;
}

/* ── Demo Data Badge ── */
.demo-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-1) var(--space-4);
    background: rgba(234, 179, 8, 0.15);
    border: 1px solid rgba(234, 179, 8, 0.3);
    border-radius: var(--radius-full);
    color: var(--risk-moderate);
    font-size: var(--text-xs);
    font-weight: var(--weight-semibold);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}
.demo-badge::before {
    content: '⚠';
    font-size: var(--text-sm);
}

/* ── Simulation Label ── */
.simulation-label {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-4);
    background: rgba(59, 130, 246, 0.15);
    border: 1px solid rgba(59, 130, 246, 0.3);
    border-radius: var(--radius-sm);
    color: var(--status-info);
    font-size: var(--text-xs);
    font-weight: var(--weight-semibold);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* ── Section Divider ── */
.section-divider {
    width: 100%;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--color-dark-border), var(--glass-border), var(--color-dark-border), transparent);
    margin: var(--space-8) 0;
}

/* ── Glow Effects ── */
.glow-green {
    box-shadow: var(--shadow-glow-green);
}
.glow-blue {
    box-shadow: var(--shadow-glow-blue);
}

/* ── Scrollbar ── */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}
::-webkit-scrollbar-track {
    background: var(--color-dark-bg);
}
::-webkit-scrollbar-thumb {
    background: var(--color-gray-700);
    border-radius: var(--radius-full);
}
::-webkit-scrollbar-thumb:hover {
    background: var(--color-gray-600);
}

/* ── Animations ── */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(40px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInScale {
    from { opacity: 0; transform: scale(0.95); }
    to { opacity: 1; transform: scale(1); }
}

@keyframes slideInLeft {
    from { opacity: 0; transform: translateX(-30px); }
    to { opacity: 1; transform: translateX(0); }
}

@keyframes slideInRight {
    from { opacity: 0; transform: translateX(30px); }
    to { opacity: 1; transform: translateX(0); }
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

@keyframes pulseGlow {
    0%, 100% { box-shadow: 0 0 5px rgba(45, 106, 79, 0.3); }
    50% { box-shadow: 0 0 20px rgba(45, 106, 79, 0.6), 0 0 40px rgba(45, 106, 79, 0.2); }
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

@keyframes shimmer {
    0% { background-position: -200% 0; }
    100% { background-position: 200% 0; }
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

@keyframes gridPulse {
    0%, 100% { opacity: 0.03; }
    50% { opacity: 0.08; }
}

.animate-fade-in {
    animation: fadeIn 0.6s ease-out forwards;
}
.animate-fade-in-up {
    animation: fadeInUp 0.6s ease-out forwards;
}
.animate-fade-in-scale {
    animation: fadeInScale 0.5s ease-out forwards;
}

/* Stagger delays */
.delay-1 { animation-delay: 0.1s; opacity: 0; }
.delay-2 { animation-delay: 0.2s; opacity: 0; }
.delay-3 { animation-delay: 0.3s; opacity: 0; }
.delay-4 { animation-delay: 0.4s; opacity: 0; }
.delay-5 { animation-delay: 0.5s; opacity: 0; }
.delay-6 { animation-delay: 0.6s; opacity: 0; }

/* ── Responsive ── */
@media (max-width: 1200px) {
    .grid-4 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 900px) {
    .grid-3 { grid-template-columns: repeat(2, 1fr); }
    .grid-2 { grid-template-columns: 1fr; }
    .section { padding: var(--space-16) 0; }
}
@media (max-width: 600px) {
    .grid-4, .grid-3 { grid-template-columns: 1fr; }
    .container { padding: 0 var(--space-4); }
    html { font-size: 14px; }
}