@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700&family=Sarabun:wght@300;400;500;600;700&display=swap');

:root {
    --bg-color: #f3f7fa;
    --card-bg: rgba(255, 255, 255, 0.90);
    --card-border: rgba(0, 74, 173, 0.10);
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --primary: #004AAD;
    --primary-glow: rgba(0, 74, 173, 0.15);
    --secondary: #125FE9;
    --secondary-glow: rgba(18, 95, 233, 0.15);
    --accent: #f9af18;
    --accent-glow: rgba(249, 175, 24, 0.20);
    --sky-bg: #b3e2fd;
    --danger: #ef4444;
    --warning: #f9af18;
    --font-en: 'Outfit', sans-serif;
    --font-th: 'Sarabun', sans-serif;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    background-color: var(--bg-color);
    background-image:
        radial-gradient(at 0% 0%, rgba(0, 74, 173, 0.10) 0px, transparent 50%),
        radial-gradient(at 100% 100%, rgba(18, 95, 233, 0.08) 0px, transparent 50%),
        radial-gradient(at 50% 100%, rgba(179, 226, 253, 0.30) 0px, transparent 50%);
    color: var(--text-primary);
    font-family: var(--font-th), var(--font-en);
    line-height: 1.6;
    min-height: 100vh;
    padding: 2rem 1rem;
}

.container {
    max-width: 1300px;
    margin: 0 auto;
}

header {
    text-align: center;
    margin-bottom: 2.5rem;
}

header h1 {
    font-family: var(--font-en);
    font-size: 2.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--text-primary) 30%, var(--primary) 70%, var(--secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 0.5rem;
    letter-spacing: -0.5px;
}

header p {
    color: var(--text-secondary);
    font-size: 1.1rem;
    font-weight: 300;
}

.grid-layout {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 2rem;
    align-items: start;
}

@media (max-width: 1024px) {
    .grid-layout {
        grid-template-columns: 1fr;
    }
}

/* Glassmorphism Card Style */
.card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 16px;
    padding: 1.75rem;
    box-shadow: 0 4px 24px 0 rgba(0, 0, 0, 0.06);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    transition: var(--transition);
}

.card:hover {
    border-color: rgba(255, 255, 255, 0.15);
}

.card-title {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    border-bottom: 1px solid var(--card-border);
    padding-bottom: 0.75rem;
}

.card-title svg {
    width: 24px;
    height: 24px;
    color: var(--primary);
}

/* Inputs & Form Groups */
.form-group {
    margin-bottom: 1.25rem;
}

.form-label {
    display: block;
    font-size: 0.95rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.input-container {
    position: relative;
    display: flex;
    align-items: center;
}

.form-input {
    width: 100%;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--card-border);
    border-radius: 8px;
    padding: 0.75rem 1rem;
    color: var(--text-primary);
    font-family: var(--font-en);
    font-size: 1.1rem;
    transition: var(--transition);
}

.form-input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-glow);
    background: rgba(255, 255, 255, 0.08);
}

/* Sliders */
.slider-group {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.slider-group input[type="range"] {
    flex-grow: 1;
    -webkit-appearance: none;
    height: 6px;
    border-radius: 3px;
    background: rgba(0, 0, 0, 0.08);
    outline: none;
}

.slider-group input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--primary);
    cursor: pointer;
    transition: var(--transition);
    box-shadow: 0 0 8px var(--primary-glow);
}

.slider-group input[type="range"]::-webkit-slider-thumb:hover {
    transform: scale(1.2);
    background: var(--secondary);
    box-shadow: 0 0 12px var(--secondary-glow);
}

.slider-value {
    font-family: var(--font-en);
    font-weight: 600;
    min-width: 45px;
    text-align: right;
    font-size: 1.1rem;
}

/* App Selection Cards */
.apps-container {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.app-row {
    background: rgba(0, 0, 0, 0.02);
    border: 1px solid var(--card-border);
    border-radius: 12px;
    padding: 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    transition: var(--transition);
}

.app-row.active {
    background: rgba(0, 74, 173, 0.05);
    border-color: rgba(0, 74, 173, 0.3);
    box-shadow: inset 0 0 12px rgba(0, 74, 173, 0.05);
}

.app-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.app-info {
    display: flex;
    flex-direction: column;
}

.app-code {
    font-family: var(--font-en);
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--primary);
}

.app-name {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.app-meta {
    font-size: 0.75rem;
    color: var(--text-secondary);
    display: flex;
    gap: 1rem;
    margin-top: 0.25rem;
}

.app-meta span strong {
    color: var(--text-primary);
}

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

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

.slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.15);
    transition: .4s;
    border-radius: 34px;
}

.slider:before {
    position: absolute;
    content: "";
    height: 16px;
    width: 16px;
    left: 4px;
    bottom: 4px;
    background-color: white;
    transition: .4s;
    border-radius: 50%;
}

input:checked+.slider {
    background-color: var(--accent);
}

input:checked+.slider:before {
    transform: translateX(20px);
}

/* POS Device Grid */
.pos-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
}

@media (max-width: 600px) {
    .pos-grid {
        grid-template-columns: 1fr;
    }
}

.pos-item {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--card-border);
    border-radius: 12px;
    padding: 1rem;
    text-align: center;
}

.pos-icon {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.pos-title {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

/* Result Section Styles */
.result-sidebar {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.score-container {
    text-align: center;
    padding: 1.5rem;
    background: linear-gradient(135deg, rgba(0, 74, 173, 0.08) 0%, rgba(179, 226, 253, 0.25) 100%);
    border: 1px solid rgba(0, 74, 173, 0.15);
    border-radius: 16px;
    position: relative;
    overflow: hidden;
}

.score-glow {
    position: absolute;
    width: 120px;
    height: 120px;
    background: var(--secondary-glow);
    filter: blur(40px);
    border-radius: 50%;
    top: -30px;
    right: -30px;
    pointer-events: none;
}

.score-title {
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.score-value {
    font-family: var(--font-en);
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
    text-shadow: 0 0 15px var(--secondary-glow);
}

.server-tier-badge {
    display: inline-block;
    padding: 0.5rem 1.5rem;
    border-radius: 20px;
    font-weight: 700;
    font-size: 1.1rem;
    text-transform: uppercase;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.tier-1 {
    background: linear-gradient(135deg, #4c8fe9 0%, #107bd3 100%);
    border: 1px solid #b3e2fd;
}

.tier-2 {
    background: linear-gradient(135deg, #00ad1d 0%, #126622 100%);
    border: 1px solid #b3ff9a;
}

.tier-3 {
    background: linear-gradient(135deg, #f9af18 0%, #d98205 100%);
    border: 1px solid #ffd28d;
}

/* Specs Details Cards */
.spec-cards-container {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.spec-item-card {
    background: rgba(0, 0, 0, 0.02);
    border: 1px solid var(--card-border);
    border-radius: 12px;
    padding: 1.25rem;
}

.spec-item-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.spec-item-name {
    font-weight: 600;
    font-size: 1.1rem;
    color: var(--text-primary);
}

.spec-badge {
    background: rgba(0, 0, 0, 0.05);
    border: 1px solid rgba(0, 0, 0, 0.1);
    border-radius: 6px;
    padding: 0.25rem 0.5rem;
    font-size: 0.8rem;
    font-family: var(--font-en);
}

.spec-details-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}

@media (max-width: 480px) {
    .spec-details-grid {
        grid-template-columns: 1fr;
    }
}

.spec-detail-box {
    background: rgba(0, 0, 0, 0.2);
    border-radius: 8px;
    padding: 0.75rem;
    border-left: 3px solid var(--primary);
}

.spec-detail-box.accent-border {
    border-left-color: var(--accent);
}

.spec-detail-box.warning-border {
    border-left-color: var(--warning);
}

.spec-detail-label {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-bottom: 0.25rem;
}

.spec-detail-value {
    font-family: var(--font-en);
    font-size: 1.2rem;
    font-weight: 700;
}

/* Connections Meter */
.meter-container {
    margin-top: 1rem;
}

.meter-header {
    display: flex;
    justify-content: space-between;
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.meter-bar-outer {
    background: rgba(0, 0, 0, 0.1);
    height: 10px;
    border-radius: 5px;
    overflow: hidden;
    position: relative;
}

.meter-bar-inner {
    background: linear-gradient(90deg, var(--primary) 0%, var(--secondary) 100%);
    height: 100%;
    width: 0%;
    border-radius: 5px;
    transition: width 0.5s ease-out;
}

/* Tabs for Configurations */
.tab-container {
    margin-top: 1rem;
}

.tab-buttons {
    display: flex;
    gap: 0.5rem;
    border-bottom: 1px solid var(--card-border);
    padding-bottom: 0.5rem;
    margin-bottom: 1rem;
}

.tab-btn {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    padding: 0.5rem 1rem;
    cursor: pointer;
    font-weight: 600;
    transition: var(--transition);
    border-radius: 6px;
}

.tab-btn:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.05);
}

.tab-btn.active {
    color: var(--primary);
    background: rgba(0, 74, 173, 0.1);
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

/* Codeblock box */
.codeblock-container {
    position: relative;
}

.btn-copy {
    position: absolute;
    right: 8px;
    top: 8px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid var(--card-border);
    border-radius: 4px;
    color: var(--text-primary);
    padding: 0.25rem 0.5rem;
    font-size: 0.75rem;
    cursor: pointer;
    transition: var(--transition);
}

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

pre {
    background: #050508;
    border: 1px solid var(--card-border);
    border-radius: 8px;
    padding: 1rem;
    font-family: 'Consolas', 'Courier New', Courier, monospace;
    font-size: 0.85rem;
    overflow-x: auto;
    color: #e5e7eb;
}

/* Action Buttons */
.button-group {
    display: flex;
    gap: 1rem;
    margin-top: 1.5rem;
}

.btn {
    flex-grow: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    border: none;
}

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

.btn-primary:hover {
    background: var(--secondary);
    box-shadow: 0 0 15px rgba(18, 95, 233, 0.4);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--card-border);
    color: var(--text-primary);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
}

/* Toast Message */
.toast {
    position: fixed;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    background: var(--accent);
    color: white;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    z-index: 1000;
    transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    font-weight: 600;
}

.toast.show {
    transform: translateX(-50%) translateY(0);
}

/* Info Panel list */
.info-list {
    font-size: 0.9rem;
    color: var(--text-secondary);
    list-style-type: none;
}

.info-list li {
    margin-bottom: 0.5rem;
    padding-left: 1.25rem;
    position: relative;
}

.info-list li:before {
    content: "•";
    color: var(--primary);
    position: absolute;
    left: 0;
    font-weight: bold;
}

/* Deployment Details */
.deploy-box {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--card-border);
    border-radius: 8px;
    padding: 0.75rem;
    margin-top: 0.75rem;
}

.deploy-title {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--primary);
}

.deploy-list {
    margin-left: 1.25rem;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

/* Print Overrides */
@media print {
    body {
        background: white !important;
        color: black !important;
        padding: 0;
    }

    .card {
        background: white !important;
        border: 1px solid #ccc !important;
        box-shadow: none !important;
        color: black !important;
        backdrop-filter: none !important;
    }

    .grid-layout {
        display: block !important;
    }

    .btn,
    .tab-buttons,
    .btn-copy,
    .toast,
    .slider-group input[type="range"] {
        display: none !important;
    }

    .form-input {
        border: 1px solid #ccc !important;
        color: black !important;
        background: white !important;
    }

    pre {
        background: #f9f9f9 !important;
        color: black !important;
        border: 1px solid #ccc !important;
    }

    .tab-content {
        display: block !important;
        margin-bottom: 2rem;
    }
}