/* Session ID Container - Professional Dark Theme */
.resus-session-id-container {
    width: 90%;
    max-width: 600px;
    min-width: 400px;
    margin: 3rem auto;
    background: linear-gradient(145deg, #1a1a1a, #1e1e1e);
    padding: clamp(2rem, 3vw, 3rem);
    border-radius: 16px;
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.4);
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
    border: 1px solid #2a2a2a;
    position: relative;
    overflow: hidden;
}

.resus-session-id-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #F90618, #2E3192);
}

.resus-session-id-header {
    color: #ffffff;
    text-align: center;
    margin: 0 0 2rem 0;
    font-size: clamp(1.6rem, 2.5vw, 2.2rem);
    font-weight: 700;
    letter-spacing: -0.5px;
    position: relative;
    padding-bottom: 1rem;
}

.resus-session-id-header::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background: linear-gradient(90deg, #F90618, #2E3192);
    border-radius: 2px;
}

.resus-session-id-control-group {
    margin-bottom: 2rem;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.resus-session-id-subheader {
    color: #e0e0e0;
    margin: 0 0 1.5rem 0;
    font-size: clamp(1.1rem, 1.5vw, 1.4rem);
    font-weight: 600;
    letter-spacing: 0.3px;
    text-align: center;
    width: 100%;
}

/* Text Input Styling - Increased font size */
.resus-session-id-input {
    width: 100%;
    max-width: 350px;
    padding: clamp(1rem, 1.3vw, 1.2rem) clamp(1.2rem, 1.8vw, 1.6rem);
    margin-bottom: 1.5rem;
    background: #252525;
    border: 2px solid #3a3a3a;
    color: #ffffff;
    border-radius: 10px;
    text-transform: uppercase;
    font-size: clamp(1rem, 1.3vw, 1.2rem);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-sizing: border-box;
    font-weight: 500;
    letter-spacing: 1.5px;
    font-family: 'Courier New', monospace;
    text-align: center;
}

.resus-session-id-input:focus {
    outline: none;
    border-color: #2E3192;
    width: 200%;
    box-shadow: 0 0 0 4px rgba(46, 49, 146, 0.15);
    background: #2a2a2a;
    transform: translateY(-2px);
}

.resus-session-id-input:hover {
    border-color: #4a4a4a;
}

/* Button Container - Increased gap between buttons */
.resus-session-id-btn-group {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: clamp(1.2rem, 1.8vw, 1.6rem);
    margin-top: 1.5rem;
    width: 100%;
    max-width: 350px;
}

/* Common Button Styling - Equal width to textbox */
.resus-session-id-set-btn,
.resus-session-id-generate-btn {
    width: 100%;
    padding: clamp(0.9rem, 1.2vw, 1.1rem) clamp(1.2rem, 1.8vw, 1.6rem);
    border: none;
    border-radius: 10px;
    cursor: pointer;
    font-weight: 600;
    font-size: clamp(0.9rem, 1.2vw, 1.1rem);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    text-align: center;
    margin-bottom: 2%;
    position: relative;
    overflow: hidden;
    letter-spacing: 0.4px;
    min-height: 52px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: inherit;
}

.resus-session-id-set-btn::before,
.resus-session-id-generate-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transition: left 0.6s ease;
}

/* Individual Button Colors */
.resus-session-id-set-btn {
    background: linear-gradient(135deg, #2E3192, #25287a);
    color: white;
    box-shadow: 0 6px 20px rgba(46, 49, 146, 0.3);
}

.resus-session-id-generate-btn {
    background: linear-gradient(135deg, #F90618, #d40514);
    color: white;
    box-shadow: 0 6px 20px rgba(249, 6, 24, 0.3);
}

/* Hover Effects */
.resus-session-id-set-btn:hover {
    background: linear-gradient(135deg, #25287a, #1e2166);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(46, 49, 146, 0.4);
}

.resus-session-id-generate-btn:hover {
    background: linear-gradient(135deg, #d40514, #b80412);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(249, 6, 24, 0.4);
}

.resus-session-id-set-btn:hover::before,
.resus-session-id-generate-btn:hover::before {
    left: 100%;
}

/* Active Effects */
.resus-session-id-set-btn:active,
.resus-session-id-generate-btn:active {
    transform: translateY(-1px);
}

/* Message Styling - Equal width to textbox and buttons */
.resus-session-id-message {
    margin: 2rem 0 0 0;
    padding: 1.2rem;
    border-radius: 8px;
    font-weight: 500;
    text-align: center;
    min-height: 24px;
    background: #252525;
    color: #e0e0e0;
    border: 1px solid #333;
    font-size: clamp(0.9rem, 1.1vw, 1.05rem);
    transition: all 0.3s ease;
    width: 100%;
    max-width: 350px;
    margin-left: auto;
    margin-right: auto;
}

/* QR Section */
.resus-session-id-qr-section {
    display: none;
    background: #1a1a1a; /* Solid for clarity */
    padding: clamp(2rem, 3vw, 2.5rem);
    border-radius: 16px;
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.4);
    max-width: 500px;
    text-align: center;
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
    border: 1px solid #2a2a2a;
    position: relative;
    overflow: hidden;
    transition: margin-top 0.25s ease; /* smooth spacing animation */
    margin: 3rem auto 2rem; /* base spacing around */
    z-index: 5;
}

.resus-session-id-qr-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: #F90618; /* solid professional red */
}

.resus-session-id-current {
    font-size: clamp(1.2rem, 1.8vw, 1.6rem);
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 2rem;
    letter-spacing: 0.3px;
}

.resus-session-id-current span {
    color: #2E3192;
    font-weight: 800;
}

.resus-session-id-qr-image {
    width: clamp(180px, 25vw, 220px);
    height: clamp(180px, 25vw, 220px);
    object-fit: contain;
    margin-bottom: 2rem;
    background-color: #ffffff;
    padding: 1rem;
    border-radius: 10px;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
    border: 1px solid #333;
}

.resus-session-id-instructions p {
    font-size: clamp(0.85rem, 1.1vw, 1rem);
    color: #b0b0b0;
    margin-top: 1.2rem;
    line-height: 1.6;
    letter-spacing: 0.3px;
}

/* Section Container */
.rm-session-container {
    width: 90%;
    max-width: 1000px;
    min-width: 600px;
    margin: 3rem auto;
    padding: clamp(2rem, 3vw, 3rem);
    background: linear-gradient(145deg, #1a1a1a, #1e1e1e);
    border-radius: 16px;
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.4);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid #2a2a2a;
    position: relative;
    overflow: hidden;
}

.rm-session-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #F90618, #2E3192);
}

.rm-session-container:hover {
    transform: translateY(-6px);
    box-shadow: 0 16px 50px rgba(0, 0, 0, 0.5);
}

/* Title */
.rm-session-title {
    font-size: clamp(1.6rem, 2.5vw, 2.2rem);
    color: #ffffff;
    margin-bottom: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.5px;
    position: relative;
    padding-bottom: 0.8rem;
    text-align: center;
}

.rm-session-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, #F90618, #2E3192);
    border-radius: 2px;
}

/* Paragraph */
.rm-session-text {
    font-size: clamp(0.95rem, 1.15vw, 1.1rem);
    line-height: 1.7;
    color: #e0e0e0;
    letter-spacing: 0.3px;
    text-align: center;
}

/* Ultra-wide Desktop Support */
@media (min-width: 1921px) {
    .resus-session-id-container {
        max-width: 650px;
        padding: 3rem;
    }
    
    .rm-session-container {
        max-width: 1200px;
        padding: 3.5rem;
    }
}

/* Large Desktop Optimization */
@media (min-width: 1441px) and (max-width: 1920px) {
    .resus-session-id-container {
        max-width: 600px;
        padding: 2.5rem;
    }
    
    .rm-session-container {
        max-width: 1100px;
        padding: 3rem;
    }
}

/* Standard Desktop Optimization */
@media (min-width: 1024px) and (max-width: 1440px) {
    .resus-session-id-container {
        max-width: 550px;
        padding: 2.5rem;
    }
    
    .rm-session-container {
        max-width: 900px;
        padding: 2.5rem;
    }
}

/* Small Desktop Support */
@media (min-width: 768px) and (max-width: 1023px) {
    .resus-session-id-container {
        width: 85%;
        min-width: 380px;
        max-width: 500px;
        padding: 2rem;
        margin: 2rem auto;
    }
    
    .resus-session-id-input {
        width: 100%;
        max-width: 320px;
    }
    
    .resus-session-id-btn-group {
        width: 100%;
        max-width: 320px;
        gap: clamp(1rem, 1.5vw, 1.4rem);
    }
    
    .resus-session-id-message {
        width: 100%;
        max-width: 320px;
    }
    
    .rm-session-container {
        width: 85%;
        min-width: 500px;
        max-width: 800px;
        padding: 2rem;
        margin: 2.5rem auto;
    }
}

/* Focus states for accessibility */
.resus-session-id-input:focus,
.resus-session-id-set-btn:focus,
.resus-session-id-generate-btn:focus {
    outline: 2px solid #2E3192;
    outline-offset: 2px;
}

/* Smooth transitions for all interactive elements */
.resus-session-id-input,
.resus-session-id-set-btn,
.resus-session-id-generate-btn,
.rm-session-container {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Professional enhancements */
.resus-session-id-container,
.resus-session-id-qr-section,
.rm-session-container {
    line-height: 1.6;
}

/* Loading states */
.resus-session-id-set-btn:disabled,
.resus-session-id-generate-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none !important;
}

/* Success state for message */
.resus-session-id-message.success {
    background: rgba(46, 49, 146, 0.1);
    border-color: rgba(46, 49, 146, 0.3);
    color: #e0e0e0;
}

/* Error state for message */
.resus-session-id-message.error {
    background: rgba(249, 6, 24, 0.1);
    border-color: rgba(249, 6, 24, 0.3);
    color: #e0e0e0;
}

/* Print optimization */
@media print {
    .resus-session-id-container,
    .resus-session-id-qr-section,
    .rm-session-container {
        background: white !important;
        color: black !important;
        border: 1px solid #ccc !important;
        box-shadow: none !important;
    }
    
    .resus-session-id-container::before,
    .resus-session-id-qr-section::before,
    .rm-session-container::before {
        background: #333 !important;
    }
}

/* High DPI screen optimization */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    .resus-session-id-container,
    .resus-session-id-qr-section,
    .rm-session-container {
        border-width: 0.5px;
    }
}