/* ============================================
   FISH TANKS PAGE STYLES
   Matches main site design language
   ============================================ */

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

body {
    font-family: 'Courier New', monospace;
    background: linear-gradient(135deg, #142883 0%, #2d0259 100%);
    min-height: 100vh;
    color: #fff;
    overflow-x: hidden;
    touch-action: manipulation;
}

/* Home Button */
.top-nav {
    position: fixed;
    top: 12px;
    left: 12px;
    z-index: 1000;
}

.top-nav a {
    color: #fff;
    text-decoration: none;
    font-size: 0.95em;
    padding: 8px 16px;
    border-radius: 8px;
    transition: all 0.3s ease;
    background: rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(10px);
    border: 1px solid transparent;
    display: inline-block;
}

.top-nav a:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: #ffd700;
}

@media (max-width: 1024px) {
    .top-nav {
        position: static;
        padding: 12px 0 0 12px;
    }
}

/* Companion fish */
.companion-fish {
    position: fixed;
    pointer-events: none;
    z-index: 500;
    font-size: 2em;
    line-height: 1;
    user-select: none;
}

/* Swimming critters */
.swimmer {
    position: fixed;
    pointer-events: none;
    z-index: 999;
    font-size: 2em;
    animation: linear forwards;
    white-space: nowrap;
}

.swimmer.going-right {
    animation-name: swim-right;
}

.swimmer.going-left {
    animation-name: swim-left;
}

/* going-right: start at left:-120px, scaleX(-1) flips emoji to face right */
@keyframes swim-right {
    from { transform: scaleX(-1) translateX(0); }
    to   { transform: scaleX(-1) translateX(calc(100vw + 240px)); }
}

/* going-left: start at left:calc(100vw+120px), no flip — emoji already faces left */
@keyframes swim-left {
    from { transform: translateX(0); }
    to   { transform: translateX(calc(-100vw - 240px)); }
}

/* Bubbles */
.bubble {
    position: fixed;
    border-radius: 50%;
    background: radial-gradient(circle at 30% 30%, rgba(255,255,255,0.6), rgba(255,255,255,0.05));
    border: 1px solid rgba(255, 255, 255, 0.4);
    pointer-events: none;
    animation: rise linear forwards;
    z-index: -1;
}

@keyframes rise {
    0%   { transform: translateY(0) translateX(0);   opacity: 0; }
    10%  { opacity: 0.7; }
    50%  { transform: translateY(-50vh) translateX(var(--sway)); }
    90%  { opacity: 0.4; }
    100% { transform: translateY(-105vh) translateX(0); opacity: 0; }
}

/* Page Header */
.page-header {
    text-align: center;
    padding: 40px 20px;
}

.page-header h1 {
    font-size: 2.5em;
    margin-bottom: 20px;
    text-shadow: 3px 3px 6px rgba(0, 0, 0, 0.3);
    letter-spacing: 2px;
}

.page-header .intro-text {
    max-width: 800px;
    margin: 0 auto;
    line-height: 1.8;
    opacity: 0.9;
    font-size: 1.05em;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

/* Glass Card */
.glass-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 15px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    margin-bottom: 30px;
}

/* Tanks List */
.tanks-grid {
    display: flex;
    flex-direction: column;
    gap: 30px;
    margin-bottom: 30px;
}

/* Tank Card — full-width row */
.tank-card {
    display: flex;
    flex-direction: column;
    overflow: hidden;
    transition: border-color 0.3s ease;
    padding: 24px;
}

.tank-card:hover {
    border-color: rgba(255, 215, 0, 0.4);
}

/* Tank Name */
.tank-name {
    font-size: 1.6em;
    color: #ffd700;
    margin-bottom: 20px;
}

/* Tank Body: photo on top, data below */
.tank-body {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

/* Tank Photo */
.tank-photo-wrap {
    width: 90vw;
    max-width: 100%;
    position: relative;
}

.tank-gallons {
    position: absolute;
    bottom: 8px;
    right: 10px;
    font-size: 0.75em;
    color: rgba(255, 255, 255, 0.7);
}

.tank-photo {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 10px;
}

/* Tank Info */
.tank-info {
    flex: 1;
    min-width: 0;
}

/* Fish List */
.fish-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.fish-list li {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1em;
    line-height: 1.4;
    padding-bottom: 10px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.fish-list li:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

/* Species Photo */
.species-photo-slot {
    width: 64px;
    height: 64px;
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.08);
    flex-shrink: 0;
    overflow: hidden;
}

.species-photo {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0;
    transition: opacity 0.4s ease;
}

.species-photo.loaded {
    opacity: 1;
}

/* Count Badge */
.fish-count {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 32px;
    height: 32px;
    padding: 0 8px;
    background: rgba(255, 215, 0, 0.15);
    color: #ffd700;
    border: 1px solid rgba(255, 215, 0, 0.3);
    border-radius: 6px;
    font-size: 0.95em;
    font-weight: bold;
    flex-shrink: 0;
}

/* States */
.loading-message,
.empty-tank,
.error-message {
    opacity: 0.7;
    font-style: italic;
    padding: 10px 0;
}

.error-message {
    color: #f87171;
    opacity: 0.9;
}

.setup-message {
    padding: 30px;
    text-align: center;
    line-height: 1.8;
    opacity: 0.85;
}

.setup-message code {
    background: rgba(255, 255, 255, 0.1);
    padding: 2px 6px;
    border-radius: 4px;
    color: #ffd700;
}

.tank-card--error {
    border-color: rgba(248, 113, 113, 0.3);
}

/* TODO Section */
.TODO {
    opacity: 0.8;
}

.TODO h5 {
    color: #ffd700;
    margin-bottom: 10px;
}

.TODO ul {
    margin-left: 20px;
}

.TODO li {
    margin-bottom: 5px;
    line-height: 1.6;
}

/* Water Parameters Section */
.water-params {
    margin-top: 20px;
    padding-top: 16px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.water-params-title {
    font-size: 0.85em;
    color: #ffd700;
    letter-spacing: 1px;
    text-transform: uppercase;
    margin-bottom: 12px;
    font-weight: normal;
}

.water-params-pending {
    opacity: 0.5;
    font-style: italic;
    font-size: 0.9em;
}

.param-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    margin-bottom: 10px;
}

.param-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 10px;
    padding: 12px 8px;
}

.param-status {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    flex-shrink: 0;
}

.param-status--good   { background: #4ade80; box-shadow: 0 0 6px #4ade8066; }
.param-status--warn   { background: #facc15; box-shadow: 0 0 6px #facc1566; }
.param-status--danger { background: #f87171; box-shadow: 0 0 6px #f8717166; }

.param-value {
    font-size: 1.25em;
    font-weight: bold;
    color: #fff;
    letter-spacing: 0.5px;
}

.param-label {
    font-size: 0.75em;
    color: rgba(255, 255, 255, 0.55);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.param-updated {
    font-size: 0.72em;
    color: rgba(255, 255, 255, 0.35);
    text-align: right;
}

/* Responsive */
@media (max-width: 768px) {
    .page-header h1 {
        font-size: 1.8em;
    }

}