/**
 * ENNU Unified Header Styles
 * 
 * Consistent header component: Profile Badge (left), Logo (center), Support Badge (right)
 * Used across AI, Shop, Gift Cards, Service Credits, Membership pages
 * 
 * @package ENNU\Infrastructure
 * @since 2.0.0
 */

/* ===== CSS Variables ===== */
:root {
    --ennu-uh-cream: #FAF8F5;
    --ennu-uh-white: #ffffff;
    --ennu-uh-gold: #C9A962;
    --ennu-uh-gold-light: #E6D5A8;
    --ennu-uh-navy: #1A1F36;
    --ennu-uh-text: #2D3748;
    --ennu-uh-text-muted: #718096;
    --ennu-uh-border: rgba(201, 169, 98, 0.2);
    --ennu-uh-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    --ennu-uh-shadow-elevated: 0 8px 32px rgba(0, 0, 0, 0.12);
    --ennu-uh-radius: 16px;
    --ennu-uh-radius-sm: 12px;
    --ennu-uh-transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ===== Header Container ===== */
.ennu-unified-header {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 24px 20px;
    background: var(--ennu-uh-cream);
    border-bottom: 1px solid var(--ennu-uh-border);
}

/* ===== Profile Badge (Left) ===== */
.ennu-unified-header__profile-badge {
    position: absolute;
    top: 20px;
    left: 20px;
    z-index: 100;
}

.ennu-unified-header__profile-trigger {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    padding: 0;
    border: 2px solid var(--ennu-uh-border);
    border-radius: 50%;
    background: var(--ennu-uh-white);
    cursor: pointer;
    transition: var(--ennu-uh-transition);
    box-shadow: var(--ennu-uh-shadow);
}

.ennu-unified-header__profile-trigger:hover {
    border-color: var(--ennu-uh-gold);
    transform: scale(1.05);
}

.ennu-unified-header__avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    object-fit: cover;
}

.ennu-unified-header__avatar--guest {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background: var(--ennu-uh-cream);
    border-radius: 50%;
    color: var(--ennu-uh-text-muted);
}

/* ===== Profile Dropdown ===== */
.ennu-unified-header__dropdown {
    position: absolute;
    top: calc(100% + 8px);
    left: 0;
    min-width: 280px;
    background: var(--ennu-uh-white);
    border: 1px solid var(--ennu-uh-border);
    border-radius: var(--ennu-uh-radius);
    box-shadow: var(--ennu-uh-shadow-elevated);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: var(--ennu-uh-transition);
    z-index: 1000;
    max-height: 80vh;
    overflow-y: auto;
}

.ennu-unified-header__dropdown.is-open {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.ennu-unified-header__dropdown-header {
    padding: 16px 20px;
    border-bottom: 1px solid var(--ennu-uh-border);
    background: linear-gradient(135deg, var(--ennu-uh-cream) 0%, var(--ennu-uh-white) 100%);
    border-radius: var(--ennu-uh-radius) var(--ennu-uh-radius) 0 0;
}

.ennu-unified-header__dropdown-header--guest {
    text-align: center;
}

.ennu-unified-header__dropdown-name {
    font-size: 16px;
    font-weight: 600;
    color: var(--ennu-uh-navy);
    margin-bottom: 2px;
}

.ennu-unified-header__dropdown-email {
    font-size: 13px;
    color: var(--ennu-uh-text-muted);
}

.ennu-unified-header__dropdown-divider {
    height: 1px;
    background: var(--ennu-uh-border);
    margin: 8px 0;
}

.ennu-unified-header__dropdown-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 20px;
    color: var(--ennu-uh-text);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: var(--ennu-uh-transition);
}

.ennu-unified-header__dropdown-item:hover {
    background: var(--ennu-uh-cream);
    color: var(--ennu-uh-gold);
}

.ennu-unified-header__dropdown-item svg {
    flex-shrink: 0;
    color: var(--ennu-uh-text-muted);
    transition: var(--ennu-uh-transition);
}

.ennu-unified-header__dropdown-item:hover svg {
    color: var(--ennu-uh-gold);
}

.ennu-unified-header__dropdown-item--logout {
    color: #E53E3E;
}

.ennu-unified-header__dropdown-item--logout:hover {
    background: #FFF5F5;
    color: #C53030;
}

.ennu-unified-header__dropdown-item--logout svg {
    color: #E53E3E;
}

/* ===== Logo (Center) ===== */
.ennu-unified-header__logo {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 12px;
}

.ennu-unified-header__logo-img {
    max-height: 48px;
    width: auto;
    transition: var(--ennu-uh-transition);
}

.ennu-unified-header__title {
    font-family: 'Cormorant Garamond', 'Georgia', serif;
    font-size: 28px;
    font-weight: 600;
    color: var(--ennu-uh-navy);
    margin: 0 0 4px 0;
    text-align: center;
}

.ennu-unified-header__subtitle {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    font-size: 14px;
    color: var(--ennu-uh-text-muted);
    margin: 0;
    text-align: center;
}

/* ===== Support Badge (Right) ===== */
.ennu-unified-header__support-badge {
    position: absolute;
    top: 20px;
    right: 20px;
    z-index: 100;
}

.ennu-unified-header__support-trigger {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    padding: 0;
    border: 2px solid var(--ennu-uh-border);
    border-radius: 50%;
    background: var(--ennu-uh-white);
    cursor: pointer;
    transition: var(--ennu-uh-transition);
    box-shadow: var(--ennu-uh-shadow);
}

.ennu-unified-header__support-trigger:hover {
    border-color: var(--ennu-uh-gold);
    transform: scale(1.05);
}

.ennu-unified-header__support-photo {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    object-fit: cover;
}

.ennu-unified-header__support-photo--default {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background: var(--ennu-uh-cream);
    border-radius: 50%;
    color: var(--ennu-uh-gold);
}

.ennu-unified-header__support-status {
    position: absolute;
    bottom: 2px;
    right: 2px;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    border: 2px solid var(--ennu-uh-white);
    background: #A0AEC0;
}

.ennu-unified-header__support-status[data-status="online"] {
    background: #48BB78;
}

.ennu-unified-header__support-status[data-status="away"] {
    background: #ECC94B;
}

/* ===== Support Tooltip ===== */
.ennu-unified-header__support-tooltip {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    min-width: 260px;
    background: var(--ennu-uh-white);
    border: 1px solid var(--ennu-uh-border);
    border-radius: var(--ennu-uh-radius);
    box-shadow: var(--ennu-uh-shadow-elevated);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: var(--ennu-uh-transition);
    z-index: 1000;
}

.ennu-unified-header__support-tooltip.is-open {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.ennu-unified-header__support-tooltip-arrow {
    position: absolute;
    top: -6px;
    right: 16px;
    width: 12px;
    height: 12px;
    background: var(--ennu-uh-white);
    border-top: 1px solid var(--ennu-uh-border);
    border-left: 1px solid var(--ennu-uh-border);
    transform: rotate(45deg);
}

.ennu-unified-header__support-tooltip-content {
    padding: 16px;
}

.ennu-unified-header__support-tooltip-header {
    margin-bottom: 8px;
}

.ennu-unified-header__support-tooltip-name {
    display: block;
    font-size: 15px;
    font-weight: 600;
    color: var(--ennu-uh-navy);
}

.ennu-unified-header__support-tooltip-title {
    display: block;
    font-size: 13px;
    color: var(--ennu-uh-text-muted);
}

.ennu-unified-header__support-tooltip-meta {
    margin-bottom: 12px;
}

.ennu-unified-header__support-tooltip-response {
    font-size: 12px;
    color: var(--ennu-uh-text-muted);
}

.ennu-unified-header__support-tooltip-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
    padding: 10px 16px;
    background: var(--ennu-uh-gold);
    color: var(--ennu-uh-white);
    border: none;
    border-radius: var(--ennu-uh-radius-sm);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--ennu-uh-transition);
}

.ennu-unified-header__support-tooltip-btn:hover {
    background: var(--ennu-uh-navy);
}

.ennu-unified-header__support-tooltip-btn svg {
    flex-shrink: 0;
}

/* ===== Mobile Responsive ===== */
@media (max-width: 768px) {
    .ennu-unified-header {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        z-index: 1000;
        padding: 20px 16px;
        background: var(--ennu-uh-cream);
        border-bottom: 1px solid var(--ennu-uh-border);
        transition: var(--ennu-uh-transition);
    }

    .ennu-unified-header.is-scrolled {
        padding: 10px 16px;
        background: var(--ennu-uh-white);
        box-shadow: var(--ennu-uh-shadow-elevated);
    }

    .ennu-unified-header__profile-badge,
    .ennu-unified-header__support-badge {
        position: absolute;
        top: 50%;
        transform: translateY(-50%);
    }

    .ennu-unified-header__profile-badge {
        left: 12px;
    }

    .ennu-unified-header__support-badge {
        right: 12px;
    }

    .ennu-unified-header__profile-trigger,
    .ennu-unified-header__support-trigger {
        width: 36px;
        height: 36px;
    }

    .ennu-unified-header__avatar,
    .ennu-unified-header__avatar--guest,
    .ennu-unified-header__support-photo,
    .ennu-unified-header__support-photo--default {
        width: 28px;
        height: 28px;
    }

    .ennu-unified-header__logo-img {
        max-height: 40px;
    }

    .ennu-unified-header.is-scrolled .ennu-unified-header__logo-img {
        max-height: 32px;
    }

    .ennu-unified-header__title,
    .ennu-unified-header__subtitle {
        display: none;
    }

    /* Dropdowns on mobile */
    .ennu-unified-header__dropdown {
        position: fixed;
        top: 70px;
        left: 12px;
        right: 12px;
        min-width: auto;
        max-width: none;
        border-radius: var(--ennu-uh-radius);
    }

    .ennu-unified-header.is-scrolled ~ .ennu-unified-header__dropdown,
    .ennu-unified-header__profile-badge .ennu-unified-header__dropdown.is-scrolled-parent {
        top: 56px;
    }

    .ennu-unified-header__support-tooltip {
        position: fixed;
        top: 70px;
        left: 12px;
        right: 12px;
        min-width: auto;
    }
}

/* ===== Utility Classes for Pages Using Unified Header ===== */

/* 
 * Container class for content that follows unified header
 * Required when header is fixed on mobile
 */
.ennu-unified-header-content {
    padding-top: 0;
}

@media (max-width: 768px) {
    .ennu-unified-header-content {
        padding-top: 80px !important; /* Space for fixed header */
    }
    
    .ennu-unified-header-content.is-scrolled-offset {
        padding-top: 60px !important; /* Space when header is shrunk */
    }
}

/* ===== Keyframe Animations ===== */
@keyframes ennu-uh-slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.ennu-unified-header__dropdown.is-open,
.ennu-unified-header__support-tooltip.is-open {
    animation: ennu-uh-slideDown 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}