/* ==========================================================================
   BEEVALUE BOOKING SYSTEM - FINALE VERSION v5
   Überschrift über Grid, gleichhohe Spalten, einheitliche Hover
   ========================================================================== */

:root {
    --bv-primary-color: #0f172a;
    --bv-primary-hover: #334155;
    --bv-accent-color: #2563eb;
    --bv-hover-outline: #add8e6;
    --bv-bg-color: #ffffff;
    --bv-bg-hover: #f8fafc;
    --bv-border-color: #cbd5e1;
    --bv-text-main: #1e293b;
    --bv-text-muted: #64748b;
    --bv-error-color: #ef4444;
    --bv-success-color: #10b981;
    --bv-border-radius: 6px;
    --bv-transition-speed: 0.3s;
    
    /* BeeValue Colors */
    --bv-deep-blue: #102139;
    --bv-sky-glow: #5BA3D0;
    --bv-midnight-honey: #C48F1C;
}

.bv-hero-section {
    font-family: inherit;
    color: var(--bv-text-main);
    max-width: 1400px;
    margin: 0 auto;
    padding: 40px 20px;
    box-sizing: border-box;
}

.bv-hero-section *, .bv-hero-section *::before, .bv-hero-section *::after {
    box-sizing: border-box;
}

/* ==========================================================================
   HERO HEADER (ÜBER DEM GRID)
   ========================================================================== */
.bv-hero-header {
    text-align: center;
    margin-bottom: 48px;
    animation: fadeInDown 0.6s ease-out;
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.bv-hero-title {
    font-family: 'Lato', sans-serif;
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--bv-deep-blue);
    margin-bottom: 16px;
    line-height: 1.2;
}

.bv-hero-subtitle {
    font-size: 1.125rem;
    color: var(--bv-text-muted);
    line-height: 1.6;
    margin-bottom: 24px;
}

.bv-hero-benefits {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 32px;
    margin-top: 20px;
}

.bv-benefit-item {
    display: inline-flex;
    align-items: center;
    font-size: 1rem;
    color: var(--bv-text-main);
    font-weight: 600;
}

.bv-benefit-item::before {
    content: '✓';
    color: var(--bv-sky-glow);
    font-weight: 700;
    font-size: 1.25rem;
    margin-right: 8px;
}

/* ==========================================================================
   HAUPTLAYOUT: 1/3 (Kalender + CTA) + 2/3 (Formular)
   ========================================================================== */
.bv-main-grid {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 48px;
    align-items: flex-start; /* Top aligned */
}

@media (max-width: 992px) {
    .bv-main-grid {
        grid-template-columns: 1fr;
    }
}

/* ==========================================================================
   LINKE SPALTE (1/3) - CTA + KALENDER
   ========================================================================== */
.bv-left-column {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

/* CTA Button (oben links) */
.bv-cta-button-wrapper {
    margin-bottom: 8px;
}

.bv-hero-cta-btn {
    display: block;
    background: transparent;
    color: var(--bv-deep-blue);
    border: 3px solid var(--bv-deep-blue);
    border-radius: 12px;
    padding: 18px 24px;
    font-size: 1.125rem;
    font-weight: 700;
    text-decoration: none;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    text-align: center;
}

.bv-hero-cta-btn:hover {
    background: var(--bv-sky-glow);
    color: white;
    border-color: var(--bv-sky-glow);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(91, 163, 208, 0.3);
}

.bv-cta-details {
    display: block;
    font-size: 0.875rem;
    font-weight: 400;
    margin-top: 8px;
    opacity: 0.8;
}

/* ==========================================================================
   KALENDER (SCHICKER)
   ========================================================================== */
.bv-calendar-container {
    background: white;
    border: 2px solid var(--bv-border-color);
    border-radius: 12px;
    padding: 24px;
    box-shadow: 0 2px 12px rgba(16, 33, 57, 0.08);
}

.bv-calendar-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
}

.bv-btn-icon {
    background: var(--bv-bg-hover);
    border: 2px solid transparent;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--bv-text-main);
    padding: 8px 16px;
    border-radius: 8px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    font-weight: 700;
}

.bv-btn-icon:hover {
    background: var(--bv-sky-glow);
    color: white;
    border-color: var(--bv-sky-glow);
    transform: scale(1.05);
}

.bv-current-month {
    font-family: 'Lato', sans-serif;
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0;
    color: var(--bv-deep-blue);
}

.bv-calendar-weekdays {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    text-align: center;
    font-weight: 700;
    font-size: 0.875rem;
    color: var(--bv-text-muted);
    margin-bottom: 16px;
    padding: 12px 0;
    background: var(--bv-bg-hover);
    border-radius: 8px;
}

.bv-calendar-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 10px;
}

/* SCHICKER KALENDER: Große Zahlen + Sky-Glow Hover */
.bv-calendar-day {
    aspect-ratio: 1 / 1;
    display: flex;
    align-items: center;
    justify-content: center;
    background: white;
    border: 2px solid var(--bv-border-color);
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--bv-text-main);
}

.bv-calendar-day:not(:disabled):hover {
    border-color: var(--bv-sky-glow);
    background: var(--bv-sky-glow);
    color: white;
    transform: scale(1.15);
    box-shadow: 0 8px 24px rgba(91, 163, 208, 0.4);
}

.bv-calendar-day.is-selected {
    background: var(--bv-deep-blue);
    color: white;
    border-color: var(--bv-deep-blue);
    transform: scale(1.1);
}

.bv-calendar-day:disabled {
    color: #e2e8f0;
    cursor: not-allowed;
    text-decoration: line-through;
    background: #f8fafc;
}

.bv-timezone-info {
    text-align: center;
    margin-top: 24px;
    color: var(--bv-text-muted);
    font-size: 0.875rem;
}

/* ==========================================================================
   UHRZEITEN CONTAINER (unter Kalender)
   ========================================================================== */
#bv-time-slots-container {
    margin-top: 24px;
    padding-top: 24px;
    border-top: 2px solid var(--bv-border-color);
}

.bv-time-slot {
    background: white;
    border: 3px solid var(--bv-sky-glow);
    border-radius: 12px;
    padding: 16px 12px;
    cursor: pointer;
    font-weight: 700;
    font-size: 1.125rem;
    color: var(--bv-text-main);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    text-align: center;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.bv-time-slot::before {
    content: '⏰';
    font-size: 1.25rem;
}

.bv-time-slot:hover {
    background: var(--bv-sky-glow);
    color: white;
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(91, 163, 208, 0.3);
}

.bv-time-slot.is-selected {
    background: var(--bv-deep-blue);
    border-color: var(--bv-deep-blue);
    color: white;
}

/* ==========================================================================
   RECHTE SPALTE (2/3) - FORMULAR
   ========================================================================== */
.bv-form-container {
    background: white;
    border: 2px solid var(--bv-border-color);
    border-radius: 12px;
    padding: 32px;
    box-shadow: 0 2px 12px rgba(16, 33, 57, 0.08);
}

.bv-form-tabs {
    display: flex;
    border-bottom: 3px solid var(--bv-bg-hover);
    margin-bottom: 32px;
    gap: 8px;
}

.bv-tab-btn {
    flex: 1;
    background: transparent;
    border: none;
    border-bottom: 3px solid transparent;
    padding: 16px 12px;
    font-weight: 700;
    font-size: 1rem;
    color: var(--bv-text-muted);
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.bv-tab-btn:hover {
    color: var(--bv-sky-glow);
    background: rgba(91, 163, 208, 0.05);
    border-radius: 8px 8px 0 0;
    transform: translateY(-2px);
}

.bv-tab-btn.is-active {
    color: var(--bv-deep-blue);
    border-bottom-color: var(--bv-midnight-honey);
    background: rgba(196, 143, 28, 0.05);
}

.bv-form-group {
    margin-bottom: 20px;
}

.bv-form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    font-size: 0.9375rem;
    color: var(--bv-deep-blue);
}

.bv-form-group input[type="text"],
.bv-form-group input[type="email"],
.bv-form-group select,
.bv-form-group textarea {
    width: 100%;
    padding: 14px 16px;
    border: 2px solid var(--bv-border-color);
    border-radius: 8px;
    font-family: inherit;
    font-size: 1rem;
    transition: all 0.3s ease;
    background: white;
    color: var(--bv-text-main);
}

.bv-form-group input:focus,
.bv-form-group select:focus,
.bv-form-group textarea:focus {
    outline: none;
    border-color: var(--bv-sky-glow);
    box-shadow: 0 0 0 3px rgba(91, 163, 208, 0.1);
}

.bv-form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.bv-termin-status {
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, rgba(91, 163, 208, 0.1), rgba(196, 143, 28, 0.1));
    border: 2px solid var(--bv-sky-glow);
    padding: 20px;
    border-radius: 12px;
    margin-bottom: 24px;
    gap: 16px;
}

.bv-status-icon {
    font-size: 2rem;
}

.bv-status-text {
    flex: 1;
    font-size: 1rem;
    font-weight: 600;
    color: var(--bv-deep-blue);
}

.bv-btn-text {
    background: none;
    border: none;
    color: var(--bv-sky-glow);
    text-decoration: underline;
    cursor: pointer;
    padding: 0;
    font-size: 0.9375rem;
    font-weight: 600;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.bv-btn-text:hover {
    color: var(--bv-deep-blue);
    transform: scale(1.05);
}

.bv-feedback-message {
    padding: 20px;
    border-radius: 12px;
    margin: 24px 0;
    font-weight: 600;
    line-height: 1.6;
    display: flex;
    align-items: center;
    gap: 12px;
}

.bv-feedback-message.is-success {
    background: linear-gradient(135deg, #ecfdf5, #d1fae5);
    color: #065f46;
    border: 2px solid var(--bv-success-color);
}

.bv-feedback-message.is-error {
    background: linear-gradient(135deg, #fef2f2, #fee2e2);
    color: #991b1b;
    border: 2px solid var(--bv-error-color);
}

.bv-checkbox-group {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 24px;
    padding: 16px;
    background: var(--bv-bg-hover);
    border-radius: 8px;
}

.bv-checkbox-group input {
    margin-top: 4px;
    cursor: pointer;
    width: 20px;
    height: 20px;
    accent-color: var(--bv-deep-blue);
}

.bv-checkbox-group label {
    font-size: 0.875rem;
    color: var(--bv-text-muted);
    line-height: 1.5;
    cursor: pointer;
}

.bv-checkbox-group a {
    color: var(--bv-deep-blue);
    text-decoration: underline;
}

/* SUBMIT BUTTON mit Sky-Glow Hover */
.bv-btn-primary {
    width: 100%;
    padding: 18px 32px;
    background: var(--bv-deep-blue);
    color: white;
    border: 3px solid var(--bv-deep-blue);
    border-radius: 12px;
    font-weight: 700;
    font-size: 1.125rem;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 12px;
}

.bv-btn-primary:hover:not(:disabled) {
    background: var(--bv-sky-glow);
    color: white;
    border-color: var(--bv-sky-glow);
    transform: translateY(-2px);
    box-shadow: 0 8px 32px rgba(91, 163, 208, 0.3);
}

.bv-btn-primary:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.bv-spinner {
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: currentColor;
    width: 24px;
    height: 24px;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* ==========================================================================
   UTILITY
   ========================================================================== */
.is-hidden {
    display: none !important;
}

.bv-sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    border: 0;
}

.bv-honeypot-wrapper {
    position: absolute;
    left: -9999px;
    top: -9999px;
}

/* FIELD HIGHLIGHT ANIMATION */
.bv-field-highlight {
    animation: pulseGlow 1.5s ease-in-out;
}

@keyframes pulseGlow {
    0% { 
        box-shadow: 0 0 0 0 rgba(91, 163, 208, 0);
        border-color: var(--bv-border-color);
    }
    50% { 
        box-shadow: 0 0 0 10px rgba(91, 163, 208, 0.4);
        border-color: var(--bv-sky-glow);
    }
    100% { 
        box-shadow: 0 0 0 0 rgba(91, 163, 208, 0);
        border-color: var(--bv-sky-glow);
    }
}

/* ==========================================================================
   RESPONSIVE
   ========================================================================== */
@media (max-width: 992px) {
    .bv-main-grid {
        grid-template-columns: 1fr;
    }
    
    .bv-form-row {
        grid-template-columns: 1fr;
    }
    
    .bv-hero-title {
        font-size: 2rem;
    }
    
    .bv-hero-benefits {
        flex-direction: column;
        gap: 12px;
    }
    
    .bv-calendar-day {
        font-size: 1.25rem;
    }
}