/* Theme Variables (if not already defined) */
:root {
    --color-bg-start: #e8f4fe;
    --color-bg-end: #f2fbff;
    --color-container: #ffffff;
    --color-accent: #3b8beb;
    --color-accent-hover: #336fb2;
    --color-secondary: #f0f4f8;
    --color-secondary-hover: #e1e7ed;
    --color-text: #2c3e50;
    --color-text-light: #555;
    --font-body: 'Roboto', sans-serif;

    /* Modern Button Variables */
    --btn-radius: 0.75rem;
    --btn-padding: 0.625rem 1.25rem;
    --btn-font-size: 0.9rem;
    --btn-font-weight: 500;
    --shadow-subtle: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-hover: 0 4px 12px rgba(0, 0, 0, 0.12);
    --transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Page Background */
body {
    background: linear-gradient(120deg, var(--color-bg-start), var(--color-bg-end));
    font-family: var(--font-body);
    color: var(--color-text);
}

/* Main Container */
.reservable-container {
    position: relative;
    max-width: 900px;
    margin: 3rem auto;
    padding: 2rem;
    background: var(--color-container);
    border-radius: 1rem;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
    z-index: 1;
}

/* Pet Sitter Info Card */
.sitter-info {
    background: var(--color-secondary);
    border: none;
    border-radius: 1rem;
    padding: 2rem;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06);
    margin-bottom: 2rem;
    transition: transform 0.3s ease;
}
.sitter-info:hover {
    transform: translateY(-4px);
}

/* Sitter Name */
.sitter-info h2 {
    font-size: 2rem;
    color: var(--color-text);
    text-align: center;
    margin-bottom: 1rem;
    position: relative;
}
.sitter-info h2::after {
    content: '';
    display: block;
    width: 60px;
    height: 4px;
    background: var(--color-accent);
    margin: 0.5rem auto;
    border-radius: 2px;
}

/* Paragraph Text */
.sitter-info p,
.address p {
    font-size: 1rem;
    color: var(--color-text-light);
    margin-bottom: 0.75rem;
    line-height: 1.6;
}
.address strong {
    color: var(--color-text);
}

/* Career Badge */
.sitter-info .career {
    display: inline-block;
    background: linear-gradient(135deg, var(--color-accent), #4facfe);
    color: white;
    padding: 0.4rem 1rem;
    border-radius: var(--btn-radius);
    font-weight: var(--btn-font-weight);
    font-size: 0.85rem;
    margin-top: 1rem;
    box-shadow: var(--shadow-subtle);
    transition: var(--transition);
}

/* Certifications Section */
.certifications {
    background: var(--color-container);
    padding: 1.5rem;
    border-radius: 1rem;
    margin-top: 1.5rem;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.04);
}
.certifications h4 {
    font-size: 1.5rem;
    color: var(--color-text);
    margin-bottom: 1rem;
}
.certifications ul {
    list-style: none;
    padding: 0;
    margin: 0;
}
.certifications li {
    font-size: 1rem;
    color: var(--color-text-light);
    padding: 0.5rem 0;
    border-bottom: 1px solid rgba(0,0,0,0.05);
}
.certifications li:last-child {
    border-bottom: none;
}

.review-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: nowrap;
    gap: 8px;
}

.review-header strong,
.review-header .created-at {
    white-space: nowrap;
    display: inline-block;
}

.created-at {
    font-size: 0.9em;
    color: #888;
}

/* Review Section */
.review-section {
    margin-top: 2rem;
}
.review-section h3 {
    font-size: 1.75rem;
    color: var(--color-text);
    margin-bottom: 1rem;
    position: relative;
}
.review-section h3::after {
    content: '';
    width: 50px;
    height: 3px;
    background: var(--color-accent);
    position: absolute;
    bottom: -5px;
    left: 0;
    border-radius: 2px;
}
.review {
    background: var(--color-secondary);
    padding: 1.5rem;
    margin-top: 1rem;
    border-radius: 1rem;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.04);
    transition: background 0.3s;
    white-space: normal;
    overflow-wrap: break-word;
    word-break: break-word;
}
.review:hover {
    background: var(--color-container);
}
.review strong {
    display: block;
    font-size: 1.1rem;
    color: var(--color-text);
    margin-bottom: 0.5rem;
}

/* Load More Button - Modern Design */
#load-more-reviews {
    display: block;
    width: 100%;
    margin-top: 1.5rem;
    padding: var(--btn-padding);
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: white;
    font-size: var(--btn-font-size);
    font-weight: var(--btn-font-weight);
    border: none;
    border-radius: var(--btn-radius);
    text-align: center;
    cursor: pointer;
    box-shadow: var(--shadow-subtle);
    transition: var(--transition);
    letter-spacing: 0.025em;
}
#load-more-reviews:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-hover);
    background: linear-gradient(135deg, #5a6fd8, #6a4190);
}
#load-more-reviews:active {
    transform: translateY(0);
    box-shadow: var(--shadow-subtle);
}

/* Buttons Group */
.button-container {
    display: flex;
    justify-content: flex-end;
    gap: 0.75rem;
    margin-top: 3rem;
}

/* Primary Action Buttons - Modern Glass Effect */
.reservation-button-container button,
.back-btn-container a,
.back-btn-container button {
    background: linear-gradient(135deg, var(--color-accent), #4facfe);
    color: white;
    padding: var(--btn-padding);
    border-radius: var(--btn-radius);
    border: none;
    text-decoration: none;
    font-weight: var(--btn-font-weight);
    font-size: var(--btn-font-size);
    cursor: pointer;
    box-shadow: var(--shadow-subtle);
    transition: var(--transition);
    letter-spacing: 0.025em;
    position: relative;
    overflow: hidden;
}

.reservation-button-container button::before,
.back-btn-container a::before,
.back-btn-container button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s;
}

.reservation-button-container button:hover,
.back-btn-container a:hover,
.back-btn-container button:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-hover);
    background: linear-gradient(135deg, #336fb2, #3b8beb);
}

.reservation-button-container button:hover::before,
.back-btn-container a:hover::before,
.back-btn-container button:hover::before {
    left: 100%;
}

.reservation-button-container button:active,
.back-btn-container a:active,
.back-btn-container button:active {
    transform: translateY(0);
}

/* Secondary Back Button - Modern Outline Style */
.btn-secondary {
    background: transparent !important;
    border: 1.5px solid var(--color-accent) !important;
    color: var(--color-accent) !important;
    padding: var(--btn-padding);
    border-radius: var(--btn-radius);
    font-size: var(--btn-font-size);
    font-weight: var(--btn-font-weight);
    cursor: pointer;
    transition: var(--transition);
    letter-spacing: 0.025em;
    position: relative;
    overflow: hidden;
}

.btn-secondary::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 0;
    height: 100%;
    background: var(--color-accent);
    transition: width 0.3s ease;
    z-index: -1;
}

.btn-secondary:hover {
    color: white !important;
    border-color: var(--color-accent) !important;
    transform: translateY(-1px);
    box-shadow: var(--shadow-subtle);
}

.btn-secondary:hover::before {
    width: 100%;
}

/* Chat With Sitter Button - Premium Design */
#sitterChatButton {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: white;
    padding: var(--btn-padding);
    font-size: var(--btn-font-size);
    font-weight: 600;
    border: none;
    border-radius: var(--btn-radius);
    box-shadow: var(--shadow-subtle);
    transition: var(--transition);
    cursor: pointer;
    letter-spacing: 0.025em;
    position: relative;
    overflow: hidden;
}

#sitterChatButton::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.15), transparent);
    transition: left 0.6s;
}

#sitterChatButton:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.3);
    background: linear-gradient(135deg, #5a6fd8, #6a4190);
}

#sitterChatButton:hover::before {
    left: 100%;
}

#sitterChatButton:active {
    transform: translateY(0);
    box-shadow: var(--shadow-subtle);
}

/* Responsive Design */
@media (max-width: 768px) {
    .button-container {
        flex-direction: column;
        gap: 0.5rem;
    }

    .reservation-button-container button,
    .back-btn-container a,
    .back-btn-container button,
    .btn-secondary,
    #sitterChatButton {
        width: 100%;
        text-align: center;
        justify-content: center;
    }
}