/* ===== ROOT & DESIGN TOKENS ===== */
:root {
    --bg-primary: #0a0f1a;
    --bg-secondary: #111827;
    --bg-card: rgba(17, 24, 39, 0.6);
    --bg-glass: rgba(255, 255, 255, 0.04);
    --border-glass: rgba(255, 255, 255, 0.08);
    --border-glow: rgba(255, 255, 255, 0.12);

    --text-primary: #f1f5f9;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;

    --accent-green: #10b981;
    --accent-green-glow: rgba(16, 185, 129, 0.25);
    --accent-amber: #f59e0b;
    --accent-amber-glow: rgba(245, 158, 11, 0.25);
    --accent-blue: #3b82f6;
    --accent-blue-glow: rgba(59, 130, 246, 0.25);
    --accent-red: #ef4444;
    --accent-red-glow: rgba(239, 68, 68, 0.2);
    --accent-cyan: #06b6d4;

    --radius: 16px;
    --radius-sm: 10px;
    --radius-xs: 6px;
    --glass-blur: 20px;

    --font: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    font-size: 15px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font);
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    overflow-x: hidden;
    line-height: 1.6;
}

/* ===== ANIMATED BACKGROUND ===== */
.bg-particles {
    position: fixed;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    overflow: hidden;
}

.bg-particles .particle {
    position: absolute;
    border-radius: 50%;
    opacity: 0;
    animation: floatParticle linear infinite;
}

@keyframes floatParticle {
    0% { transform: translateY(100vh) scale(0); opacity: 0; }
    10% { opacity: 1; }
    90% { opacity: 1; }
    100% { transform: translateY(-10vh) scale(1); opacity: 0; }
}

/* ===== HEADER ===== */
.header {
    position: sticky;
    top: 0;
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.9rem 2rem;
    background: rgba(10, 15, 26, 0.8);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border-glass);
}

.header-left {
    display: flex;
    align-items: center;
    gap: 1.4rem;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.6rem;
}

.logo-icon { width: 36px; height: 36px; }

.logo-text {
    font-size: 1.35rem;
    font-weight: 700;
    letter-spacing: -0.5px;
    color: var(--text-primary);
}
.logo-text span {
    background: linear-gradient(135deg, var(--accent-amber), var(--accent-green));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.header-subtitle {
    font-size: 0.8rem;
    color: var(--text-muted);
    border-left: 1px solid var(--border-glass);
    padding-left: 1.2rem;
    font-weight: 400;
}

.header-right {
    display: flex;
    align-items: center;
    gap: 1.2rem;
}

.status-badge {
    display: flex;
    align-items: center;
    gap: 0.45rem;
    padding: 0.35rem 0.9rem;
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.25);
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--accent-green);
}

.status-dot {
    width: 7px;
    height: 7px;
    background: var(--accent-green);
    border-radius: 50%;
    animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
    0%, 100% { box-shadow: 0 0 0 0 rgba(16,185,129,0.5); }
    50% { box-shadow: 0 0 0 6px rgba(16,185,129,0); }
}

.clock {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
    font-variant-numeric: tabular-nums;
}

.logout-btn {
    padding: 0.35rem 0.85rem;
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.25);
    border-radius: 50px;
    color: var(--accent-red);
    font-family: var(--font);
    font-size: 0.75rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
}

.logout-btn:hover {
    background: rgba(239, 68, 68, 0.2);
    border-color: var(--accent-red);
    box-shadow: 0 0 12px rgba(239, 68, 68, 0.2);
}

/* ===== DASHBOARD ===== */
.dashboard {
    position: relative;
    z-index: 1;
    max-width: 1280px;
    margin: 0 auto;
    padding: 1.5rem 2rem 2rem;
}

/* ===== STATS ROW ===== */
.stats-row {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}

.stat-chip {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.55rem 1rem;
    background: var(--bg-glass);
    border: 1px solid var(--border-glass);
    border-radius: 50px;
    font-size: 0.78rem;
    color: var(--text-secondary);
    backdrop-filter: blur(10px);
    transition: var(--transition);
}

.stat-chip:hover {
    border-color: var(--border-glow);
    background: rgba(255,255,255,0.06);
}

.stat-chip svg { color: var(--accent-green); flex-shrink: 0; }
.stat-chip strong { color: var(--text-primary); font-weight: 600; }

/* ===== CARDS GRID ===== */
.cards-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
}

/* ===== CARD BASE ===== */
.card {
    background: var(--bg-card);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--border-glass);
    border-radius: var(--radius);
    overflow: hidden;
    transition: var(--transition);
    animation: cardFadeIn 0.6s ease-out both;
}

.card:nth-child(1) { animation-delay: 0.05s; }
.card:nth-child(2) { animation-delay: 0.15s; }
.card:nth-child(3) { animation-delay: 0.25s; }
.card:nth-child(4) { animation-delay: 0.35s; }
.card:nth-child(5) { animation-delay: 0.45s; }
.card:nth-child(6) { animation-delay: 0.55s; }

@keyframes cardFadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to   { opacity: 1; transform: translateY(0); }
}

.card:hover {
    border-color: var(--border-glow);
    transform: translateY(-3px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.35);
}

.card-header {
    display: flex;
    align-items: center;
    gap: 0.7rem;
    padding: 1rem 1.25rem 0.6rem;
}

.card-icon {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    flex-shrink: 0;
}
.card-icon svg { width: 20px; height: 20px; }

.card-icon-env    { background: rgba(16,185,129,0.12); color: var(--accent-green); }
.card-icon-solar  { background: rgba(245,158,11,0.12); color: var(--accent-amber); }
.card-icon-irrigation { background: rgba(59,130,246,0.12); color: var(--accent-blue); }
.card-icon-logs   { background: rgba(6,182,212,0.12); color: var(--accent-cyan); }
.card-icon-crop   { background: rgba(34,197,94,0.12); color: #22c55e; }
.card-icon-water  { background: rgba(99,102,241,0.12); color: #6366f1; }

.card-title {
    font-size: 1rem;
    font-weight: 600;
    flex: 1;
}

.card-body { padding: 0.6rem 1.25rem 1.25rem; }

/* ===== ENV CARD ===== */
.env-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.env-metric:first-child {
    grid-column: 1 / -1;
}

.metric-label {
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.6px;
    color: var(--text-muted);
    margin-bottom: 0.3rem;
    font-weight: 500;
}

.metric-value {
    font-size: 1.8rem;
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 0.5rem;
}
.metric-value small {
    font-size: 0.9rem;
    font-weight: 400;
    color: var(--text-muted);
    margin-left: 2px;
}

.metric-bar {
    width: 100%;
    height: 6px;
    background: rgba(255,255,255,0.06);
    border-radius: 10px;
    overflow: hidden;
    margin-bottom: 0.35rem;
}

.metric-bar-fill {
    height: 100%;
    border-radius: 10px;
    transition: width 1s ease;
}

.moisture-fill {
    background: linear-gradient(90deg, var(--accent-red), var(--accent-amber), var(--accent-green));
}

.humidity-fill {
    background: linear-gradient(90deg, var(--accent-cyan), var(--accent-blue));
}

.metric-range {
    display: flex;
    justify-content: space-between;
    font-size: 0.62rem;
    color: var(--text-muted);
}

.temp-indicator {
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.temp-icon { width: 20px; height: 20px; color: var(--accent-amber); }

.temp-status {
    font-size: 0.78rem;
    font-weight: 500;
    color: var(--accent-amber);
    padding: 0.15rem 0.6rem;
    background: var(--accent-amber-glow);
    border-radius: 50px;
}

/* ===== SOLAR CARD ===== */
.solar-grid {
    display: flex;
    flex-direction: column;
    gap: 0.9rem;
}

.solar-watts { color: var(--accent-amber); }

.solar-bar-wrap {
    display: flex;
    align-items: center;
    gap: 0.6rem;
}

.solar-bar {
    flex: 1;
    height: 6px;
    background: rgba(255,255,255,0.06);
    border-radius: 10px;
    overflow: hidden;
}

.solar-bar-fill {
    height: 100%;
    border-radius: 10px;
    background: linear-gradient(90deg, var(--accent-amber), #fbbf24);
    transition: width 1s ease;
}

.solar-bar-label {
    font-size: 0.7rem;
    color: var(--text-muted);
    white-space: nowrap;
}

.battery-section { margin-top: 0.3rem; }

.battery-visual {
    display: flex;
    align-items: center;
    gap: 0.7rem;
    margin-bottom: 0.4rem;
}

.battery-shell {
    position: relative;
    width: 100%;
    max-width: 180px;
    height: 28px;
    border: 2px solid rgba(255,255,255,0.15);
    border-radius: 6px;
    overflow: hidden;
    background: rgba(0,0,0,0.3);
}

.battery-level {
    height: 100%;
    background: linear-gradient(90deg, var(--accent-green), #34d399);
    border-radius: 3px;
    transition: width 1.5s ease;
    position: relative;
}

.battery-level::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, transparent 0%, rgba(255,255,255,0.1) 50%, transparent 100%);
    animation: batteryShine 2s ease-in-out infinite;
}

@keyframes batteryShine {
    0%, 100% { transform: translateX(-100%); }
    50% { transform: translateX(100%); }
}

.battery-cap {
    position: absolute;
    right: -6px;
    top: 50%;
    transform: translateY(-50%);
    width: 4px;
    height: 12px;
    background: rgba(255,255,255,0.15);
    border-radius: 0 2px 2px 0;
}

.battery-pct {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--accent-green);
    min-width: 45px;
}

.battery-info {
    display: flex;
    align-items: center;
    gap: 0.8rem;
}

.battery-status {
    font-size: 0.75rem;
    font-weight: 500;
}
.battery-status.charging { color: var(--accent-green); }
.battery-status.discharging { color: var(--accent-amber); }

.battery-est {
    font-size: 0.7rem;
    color: var(--text-muted);
}

/* ===== IRRIGATION CARD ===== */
.irrigation-body {
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}

.control-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.7rem 0.9rem;
    background: var(--bg-glass);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.control-row:hover {
    border-color: var(--border-glow);
}

.control-label {
    font-size: 0.88rem;
    font-weight: 500;
}

.control-desc {
    font-size: 0.7rem;
    color: var(--text-muted);
    display: block;
    margin-top: 0.1rem;
}

/* Toggle Switch */
.toggle {
    position: relative;
    display: inline-block;
    width: 44px;
    height: 24px;
    flex-shrink: 0;
}

.toggle input {
    opacity: 0;
    width: 0;
    height: 0;
}

.toggle-slider {
    position: absolute;
    inset: 0;
    background: rgba(255,255,255,0.1);
    border-radius: 24px;
    cursor: pointer;
    transition: var(--transition);
}

.toggle-slider::before {
    content: '';
    position: absolute;
    left: 3px;
    top: 3px;
    width: 18px;
    height: 18px;
    background: var(--text-secondary);
    border-radius: 50%;
    transition: var(--transition);
}

.toggle input:checked + .toggle-slider {
    background: var(--accent-green);
    box-shadow: 0 0 12px var(--accent-green-glow);
}

.toggle input:checked + .toggle-slider::before {
    transform: translateX(20px);
    background: #fff;
}

/* Zone Buttons */
.zone-selector {
    padding-top: 0.3rem;
}

.zone-title {
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.6px;
    color: var(--text-muted);
    margin-bottom: 0.45rem;
    font-weight: 500;
}

.zone-buttons {
    display: flex;
    gap: 0.5rem;
}

.zone-btn {
    flex: 1;
    padding: 0.45rem;
    background: var(--bg-glass);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-xs);
    color: var(--text-secondary);
    font-size: 0.78rem;
    font-weight: 500;
    cursor: pointer;
    font-family: var(--font);
    transition: var(--transition);
}

.zone-btn:hover {
    border-color: var(--accent-blue);
    color: var(--text-primary);
}

.zone-btn.active {
    background: rgba(59, 130, 246, 0.15);
    border-color: var(--accent-blue);
    color: var(--accent-blue);
    box-shadow: 0 0 10px var(--accent-blue-glow);
}

/* Irrigation Status */
.irrigation-status {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    padding: 0.7rem 0.9rem;
    background: rgba(59, 130, 246, 0.06);
    border: 1px solid rgba(59, 130, 246, 0.12);
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.irrigation-status.active {
    background: rgba(59, 130, 246, 0.12);
    border-color: rgba(59, 130, 246, 0.3);
}

.water-animation {
    display: flex;
    gap: 3px;
    opacity: 0.3;
    transition: opacity 0.5s ease;
}

.irrigation-status.active .water-animation {
    opacity: 1;
}

.water-drop {
    width: 4px;
    height: 16px;
    background: var(--accent-blue);
    border-radius: 4px;
    animation: waterDrop 1.2s ease-in-out infinite;
}

.water-drop:nth-child(2) { animation-delay: 0.2s; height: 22px; }
.water-drop:nth-child(3) { animation-delay: 0.4s; height: 12px; }

@keyframes waterDrop {
    0%, 100% { transform: scaleY(0.6); opacity: 0.4; }
    50% { transform: scaleY(1); opacity: 1; }
}

.irrigation-label {
    font-size: 0.82rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.irrigation-status.active .irrigation-label {
    color: var(--accent-blue);
}

/* ===== LOGS CARD ===== */
.clear-logs-btn {
    background: none;
    border: 1px solid var(--border-glass);
    color: var(--text-muted);
    width: 28px;
    height: 28px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 0.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font);
    transition: var(--transition);
}

.clear-logs-btn:hover {
    border-color: var(--accent-red);
    color: var(--accent-red);
    background: var(--accent-red-glow);
}

.logs-body {
    max-height: 260px;
    overflow-y: auto;
    scrollbar-width: thin;
    scrollbar-color: rgba(255,255,255,0.08) transparent;
}

.logs-body::-webkit-scrollbar { width: 4px; }
.logs-body::-webkit-scrollbar-track { background: transparent; }
.logs-body::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.1); border-radius: 10px; }

.log-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.log-item {
    display: flex;
    align-items: flex-start;
    gap: 0.6rem;
    padding: 0.5rem 0.65rem;
    background: var(--bg-glass);
    border-radius: var(--radius-xs);
    font-size: 0.78rem;
    animation: logSlideIn 0.35s ease-out;
    border-left: 3px solid transparent;
}

.log-item.log-info    { border-left-color: var(--accent-cyan);  }
.log-item.log-success { border-left-color: var(--accent-green); }
.log-item.log-warning { border-left-color: var(--accent-amber); }
.log-item.log-error   { border-left-color: var(--accent-red);   }

@keyframes logSlideIn {
    from { opacity: 0; transform: translateX(-8px); }
    to   { opacity: 1; transform: translateX(0); }
}

.log-time {
    color: var(--text-muted);
    font-variant-numeric: tabular-nums;
    white-space: nowrap;
    font-size: 0.7rem;
    min-width: 55px;
}

.log-msg {
    color: var(--text-secondary);
    line-height: 1.35;
}

/* ===== FORECAST STRIP ===== */
.forecast-strip {
    margin-top: 1.5rem;
    padding: 1.25rem;
    background: var(--bg-card);
    backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--border-glass);
    border-radius: var(--radius);
    animation: cardFadeIn 0.6s ease-out 0.45s both;
}

.forecast-title {
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.forecast-cards {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 0.75rem;
}

.forecast-card {
    text-align: center;
    padding: 0.75rem 0.5rem;
    background: var(--bg-glass);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.forecast-card:hover {
    border-color: var(--border-glow);
    transform: translateY(-2px);
}

.forecast-day {
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
    margin-bottom: 0.4rem;
}

.forecast-icon {
    font-size: 1.6rem;
    margin-bottom: 0.3rem;
}

.forecast-temp {
    font-size: 0.95rem;
    font-weight: 600;
}

.forecast-temp small {
    color: var(--text-muted);
    font-weight: 400;
}

/* ===== CROP HEALTH CARD ===== */
.crop-body {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.ndvi-display {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.ndvi-ring {
    position: relative;
    width: 80px;
    height: 80px;
    flex-shrink: 0;
}

.ndvi-ring svg {
    width: 80px;
    height: 80px;
    transform: rotate(-90deg);
}

.ndvi-track {
    fill: none;
    stroke: rgba(255,255,255,0.06);
    stroke-width: 6;
}

.ndvi-progress {
    fill: none;
    stroke: var(--accent-green);
    stroke-width: 6;
    stroke-linecap: round;
    stroke-dasharray: 263.9;
    stroke-dashoffset: 73.9;
    transition: stroke-dashoffset 1.5s ease, stroke 0.5s ease;
}

.ndvi-value {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--accent-green);
}

.ndvi-info {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.ndvi-status {
    font-size: 0.85rem;
    font-weight: 600;
    padding: 0.2rem 0.7rem;
    border-radius: 50px;
    display: inline-block;
    width: fit-content;
}

.ndvi-status.good    { color: var(--accent-green); background: var(--accent-green-glow); }
.ndvi-status.moderate { color: var(--accent-amber); background: var(--accent-amber-glow); }
.ndvi-status.poor    { color: var(--accent-red); background: var(--accent-red-glow); }

.ndvi-desc {
    font-size: 0.72rem;
    color: var(--text-muted);
}

/* Growth Stages */
.growth-stages {
    display: flex;
    gap: 0.4rem;
}

.stage {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.3rem;
    padding: 0.5rem 0.3rem;
    background: var(--bg-glass);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-xs);
    font-size: 1.2rem;
    transition: var(--transition);
    opacity: 0.4;
}

.stage span {
    font-size: 0.62rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

.stage.completed {
    opacity: 0.7;
    border-color: rgba(16,185,129,0.2);
}

.stage.active {
    opacity: 1;
    border-color: var(--accent-green);
    background: rgba(16,185,129,0.08);
    box-shadow: 0 0 12px var(--accent-green-glow);
}

.stage.active span { color: var(--accent-green); font-weight: 600; }

/* Pest Risk */
.pest-bar-wrap {
    display: flex;
    align-items: center;
    gap: 0.7rem;
}

.pest-bar {
    flex: 1;
    height: 8px;
    background: rgba(255,255,255,0.06);
    border-radius: 10px;
    overflow: hidden;
}

.pest-bar-fill {
    height: 100%;
    border-radius: 10px;
    background: linear-gradient(90deg, var(--accent-green), var(--accent-amber), var(--accent-red));
    transition: width 1s ease;
}

.pest-level {
    font-size: 0.78rem;
    font-weight: 600;
    min-width: 55px;
}

/* ===== WATER ANALYTICS CARD ===== */
.water-body {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.water-stats {
    display: flex;
    gap: 0.5rem;
}

.water-stat {
    flex: 1;
    text-align: center;
    padding: 0.6rem 0.4rem;
    background: var(--bg-glass);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-xs);
}

.ws-value {
    display: block;
    font-size: 1.3rem;
    font-weight: 700;
    line-height: 1.2;
}

.ws-value.accent-green { color: var(--accent-green); }

.ws-label {
    font-size: 0.62rem;
    text-transform: uppercase;
    letter-spacing: 0.4px;
    color: var(--text-muted);
    margin-top: 0.15rem;
    display: block;
}

.water-chart-wrap {
    background: rgba(0,0,0,0.15);
    border-radius: var(--radius-sm);
    padding: 0.8rem;
}

.chart-title {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
    margin-bottom: 0.6rem;
    font-weight: 500;
}

#waterChart {
    width: 100% !important;
    height: 140px !important;
}

/* ===== FOOTER ===== */
.footer {
    position: relative;
    z-index: 1;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.2rem 2rem;
    border-top: 1px solid var(--border-glass);
    font-size: 0.72rem;
    color: var(--text-muted);
    max-width: 1280px;
    margin: 0 auto;
}

.footer-env {
    color: var(--accent-green);
    font-weight: 500;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1100px) {
    .cards-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 900px) {
    .cards-grid {
        grid-template-columns: 1fr;
    }
    .forecast-cards {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 640px) {
    .header {
        flex-direction: column;
        gap: 0.6rem;
        padding: 0.8rem 1rem;
    }
    .header-subtitle { display: none; }
    .dashboard { padding: 1rem; }
    .stats-row { flex-direction: column; }
    .env-grid { grid-template-columns: 1fr; }
    .forecast-cards { grid-template-columns: repeat(2, 1fr); }
    .footer { flex-direction: column; gap: 0.4rem; text-align: center; }
}