:root {
    --bg-color: #0f172a;
    --surface-color: rgba(30, 41, 59, 0.7);
    --surface-border: rgba(255, 255, 255, 0.1);
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    --primary: #10b981;
    --primary-hover: #059669;
    --danger: #ef4444;
    --danger-hover: #dc2626;
    --font-family: 'Outfit', sans-serif;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: var(--font-family);
    background-color: var(--bg-color);
    color: var(--text-main);
    min-height: 100vh;
    background-image: 
        radial-gradient(at 0% 0%, rgba(16, 185, 129, 0.15) 0px, transparent 50%),
        radial-gradient(at 100% 100%, rgba(59, 130, 246, 0.15) 0px, transparent 50%);
    background-attachment: fixed;
}

/* Typography & Utils */
.text-center { text-align: center; }
.hidden { opacity: 0; pointer-events: none; visibility: hidden; position: absolute; }
.mt-2 { margin-top: 1.5rem; }
.w-100 { width: 100%; }
.error-text { color: var(--danger); font-size: 0.9rem; font-weight: 600; }

/* Overlays */
.overlay {
    position: fixed;
    inset: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(8px);
    z-index: 1000;
    transition: var(--transition);
    opacity: 0;
    pointer-events: none;
    visibility: hidden;
}

.overlay.active {
    opacity: 1;
    pointer-events: all;
    visibility: visible;
}

/* Glass Panels */
.glass-panel {
    background: var(--surface-color);
    border: 1px solid var(--surface-border);
    border-radius: 24px;
    padding: 2.5rem;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(12px);
    max-width: 450px;
    width: 90%;
    transform: translateY(20px);
    opacity: 0;
    animation: slideUp 0.5s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes slideUp {
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

/* Content Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
    transition: opacity 0.5s ease;
}

.container:not(.hidden) {
    position: relative;
    opacity: 1;
    visibility: visible;
}

/* Header */
.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 3rem;
}

.header-titles h1 {
    font-size: 2.5rem;
    font-weight: 700;
    background: linear-gradient(to right, #34d399, #3b82f6);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.header-titles p {
    color: var(--text-muted);
    font-size: 1.1rem;
    margin-top: 0.25rem;
}

/* Controls / Inputs */
.styled-input {
    width: 100%;
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid var(--surface-border);
    color: var(--text-main);
    padding: 0.875rem 1rem;
    border-radius: 12px;
    font-family: var(--font-family);
    font-size: 1rem;
    outline: none;
    transition: var(--transition);
}

.styled-input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.2);
}

.styled-btn {
    padding: 0.875rem 1.5rem;
    border: none;
    border-radius: 12px;
    font-family: var(--font-family);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.primary-btn {
    background: var(--primary);
    color: #fff;
    box-shadow: 0 4px 14px 0 rgba(16, 185, 129, 0.39);
}

.primary-btn:hover {
    background: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(16, 185, 129, 0.5);
}

.danger-btn {
    background: transparent;
    border: 1px solid var(--danger);
    color: var(--danger);
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
}

.danger-btn:hover {
    background: var(--danger);
    color: #fff;
}

.icon-btn {
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 1.5rem;
    cursor: pointer;
    transition: var(--transition);
}

.icon-btn:hover { color: var(--text-main); }

/* Plant Grid */
.plants-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
}

.plant-card {
    background: var(--surface-color);
    border: 1px solid var(--surface-border);
    border-radius: 20px;
    overflow: hidden;
    transition: var(--transition);
    position: relative;
    display: flex;
    flex-direction: column;
}

.plant-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.3);
    border-color: rgba(255, 255, 255, 0.2);
}

.plant-image-container {
    height: 200px;
    width: 100%;
    overflow: hidden;
    position: relative;
    background: #000;
}

.plant-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.plant-card:hover .plant-image {
    transform: scale(1.05);
}

.plant-details {
    padding: 1.5rem;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.plant-name { font-size: 1.5rem; font-weight: 700; margin-bottom: 0.25rem; }
.plant-species { color: var(--text-muted); font-size: 0.9rem; font-style: italic; margin-bottom: 1rem; }

.plant-meta {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
    font-size: 0.9rem;
}

.meta-item { display: flex; align-items: center; gap: 0.5rem; }
.meta-icon { width: 20px; color: var(--primary); }

.plant-actions {
    margin-top: auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-top: 1px solid var(--surface-border);
    padding-top: 1rem;
}

.edit-btn {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-main);
    border: none;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    cursor: pointer;
    font-family: inherit;
    font-weight: 600;
    transition: var(--transition);
}

.edit-btn:hover { background: rgba(255, 255, 255, 0.2); }

/* Form Elements */
.plant-form { display: flex; flex-direction: column; gap: 1.25rem; margin-top: 1rem; }
.form-group label { display: block; margin-bottom: 0.5rem; font-size: 0.9rem; color: var(--text-muted); }
.modal-header { display: flex; justify-content: space-between; align-items: center; }
.modal-panel { max-width: 500px; max-height: 90vh; overflow-y: auto; }
.form-group.row { display: flex; gap: 1rem; }
.form-group.row .col { flex: 1; }

/* Drop Zone */
.drop-zone {
    width: 100%;
    min-height: 150px;
    border: 2px dashed var(--primary);
    border-radius: 12px;
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    color: var(--text-muted);
    cursor: pointer;
    background: rgba(0,0,0,0.2);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.drop-zone:hover, .drop-zone.dragover {
    background: rgba(16, 185, 129, 0.1);
    border-color: var(--text-main);
}

#cropper-container {
    width: 100%;
    max-height: 300px;
    background: #000;
}

/* Skeleton Loading */
.skeleton-card {
    height: 380px;
    background: linear-gradient(90deg, rgba(30, 41, 59, 0.5) 25%, rgba(51, 65, 85, 0.5) 50%, rgba(30, 41, 59, 0.5) 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
    border-radius: 20px;
}

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