/* ===================================
   HEADER
   Header, Navigation, Mobile Nav & Header Buttons
   (Originally styles.css lines 386-748)
   =================================== */

/* --- Header --- */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 50;
    transition: all 0.7s ease, transform 0.3s ease-in-out;
    padding: 1.75rem 0;
    background: transparent;
    transform: translateY(0);
}

.header.scrolled {
    background: rgba(255, 255, 255, 0.75);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    padding: 0.75rem 0;
    box-shadow: 0 25px 50px -12px rgba(124, 45, 18, 0.05);
    border-bottom: 1px solid var(--color-orange-100);
}

.header.hidden {
    transform: translateY(-100%);
}

.header.visible {
    transform: translateY(0);
}

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

.logo-group {
    display: flex;
    align-items: center;
    gap: 1rem;
    cursor: pointer;
    text-decoration: none;
    position: relative;
}

.logo-glow {
    position: absolute;
    inset: 0;
    background: var(--color-orange-500);
    filter: blur(16px);
    opacity: 0.2;
    transition: opacity 0.3s;
}

.logo-group:hover .logo-glow {
    opacity: 0.6;
}

.logo-box {
    position: relative;
    width: 3rem;
    height: 3rem;
    background: var(--color-slate-900);
    border-radius: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-orange-500);
    font-weight: 900;
    font-size: 1.5rem;
    box-shadow: var(--shadow-xl);
    transition: transform 0.3s;
    border: 1px solid rgba(249, 115, 22, 0.3);
}

.logo-group:hover .logo-box {
    transform: rotate(6deg);
}

.logo-text {
    display: flex;
    flex-direction: column;
}

.logo-title {
    font-size: 1.25rem;
    font-weight: 900;
    letter-spacing: -0.05em;
    color: var(--color-slate-900);
    text-transform: uppercase;
    line-height: 1;
}

.logo-subtitle {
    font-size: 9px;
    font-weight: 700;
    color: var(--color-orange-500);
    letter-spacing: 0.4em;
    text-transform: uppercase;
    line-height: 1;
    margin-top: 0.375rem;
}

/* Navigation */
.nav-desktop {
    display: none;
    align-items: center;
    gap: 3rem;
}

@media (min-width: 768px) {
    .nav-desktop {
        display: flex;
    }
}

.nav-link {
    font-size: 10px;
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: 0.25em;
    color: var(--color-slate-400);
    text-decoration: none;
    transition: color 0.3s;
    display: flex;
    align-items: center;
    gap: 0.375rem;
}

.nav-link:hover {
    color: var(--color-orange-600);
}

.nav-dot {
    width: 4px;
    height: 4px;
    background: var(--color-orange-500);
    border-radius: 50%;
    transform: scale(0);
    transition: transform 0.3s;
}

.nav-link:hover .nav-dot {
    transform: scale(1);
}

/* Header Right */
.header-right {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

@media (max-width: 640px) {
    .header-right {
        gap: 0.75rem;
    }

    .logo-box {
        width: 2.5rem;
        height: 2.5rem;
        font-size: 1.25rem;
        border-radius: 0.75rem;
    }

    .logo-title {
        font-size: 1rem;
    }

    .logo-subtitle {
        font-size: 7px;
        letter-spacing: 0.3em;
    }
}

.status-indicator {
    display: none;
    flex-direction: column;
    align-items: flex-end;
    background: rgba(16, 185, 129, 0.08);
    padding: 0.5rem 0.875rem;
    border-radius: 0.75rem;
    border: 1px solid rgba(16, 185, 129, 0.2);
}

@media (min-width: 1024px) {
    .status-indicator {
        display: flex;
    }
}

.status-row {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.status-dot {
    width: 6px;
    height: 6px;
    background: var(--color-emerald-500);
    border-radius: 50%;
    animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
    box-shadow: 0 0 8px var(--color-emerald-500);
}

.status-text {
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--color-slate-900);
    font-weight: 900;
    line-height: 1.2;
}

.status-session {
    font-size: 9px;
    color: var(--color-emerald-500);
    line-height: 1.2;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-top: 2px;
    font-weight: 700;
}

/* Buttons */
.btn-primary {
    position: relative;
    overflow: hidden;
    background: linear-gradient(180deg, var(--color-orange-600) 0%, var(--color-orange-700) 100%);
    color: white;
    padding: 0.875rem 2rem;
    border-radius: 0.75rem;
    font-weight: 900;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    box-shadow: var(--shadow-xl), 0 0 0 0 rgba(124, 45, 18, 0.1), inset 0 1px 0 rgba(255, 255, 255, 0.15);
    border: none;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
}

.btn-primary:hover {
    background: linear-gradient(180deg, var(--color-orange-700) 0%, #c2410c 100%);
    transform: translateY(-4px);
}

.btn-primary:active {
    transform: translateY(2px) scale(0.98);
    box-shadow: 0 5px 15px -5px rgba(249, 115, 22, 0.4), inset 0 2px 4px rgba(0, 0, 0, 0.2);
}

.btn-shine {
    position: absolute;
    inset: 0;
    background: linear-gradient(to right, transparent, rgba(255, 255, 255, 0.2), transparent);
    transform: translateX(-100%);
    transition: transform 0.6s ease-in-out;
    opacity: 0;
    pointer-events: none;
}

.btn-primary:hover .btn-shine {
    transform: translateX(100%);
    opacity: 1;
}

.btn-header {
    display: inline-flex;
    padding: 0.625rem 1rem;
    font-size: 10px;
}

@media (min-width: 640px) {
    .btn-header {
        padding: 0.875rem 2rem;
        font-size: 11px;
    }
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    color: var(--color-slate-900);
}

@media (max-width: 767px) {
    .menu-toggle {
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .btn-header {
        display: none;
    }
}

/* Mobile Nav */
.mobile-nav {
    position: fixed;
    inset: 0;
    height: 100vh;
    height: calc(var(--vh, 1vh) * 100);
    background: #ffffff;
    z-index: 101;
    display: flex;
    flex-direction: column;
    padding: 2rem;
    opacity: 0;
    visibility: hidden;
    transform: translateX(100%);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.mobile-nav.open {
    opacity: 1;
    visibility: visible;
    transform: translateX(0);
}

.mobile-nav-close {
    align-self: flex-end;
    color: var(--color-slate-900);
    background: rgba(15, 23, 42, 0.05);
    border: none;
    cursor: pointer;
    padding: 0.75rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 2rem;
}

.mobile-nav-links {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    flex: 1;
}

.mobile-nav-link {
    font-size: 1.5rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: -0.02em;
    color: var(--color-slate-900);
    text-decoration: none;
    padding: 1rem 0;
    border-bottom: 1px solid rgba(15, 23, 42, 0.05);
    transition: color 0.3s, padding-left 0.3s;
}

.mobile-nav-link:hover {
    color: var(--color-orange-600);
    padding-left: 0.5rem;
}

.btn-mobile-cta {
    margin-top: 2rem;
    background: linear-gradient(180deg, var(--color-orange-600) 0%, var(--color-orange-700) 100%);
    color: white;
    padding: 1.25rem;
    border-radius: 1rem;
    font-weight: 900;
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    text-align: center;
    text-decoration: none;
    box-shadow: 0 10px 25px -5px rgba(249, 115, 22, 0.3);
    transition: transform 0.3s;
}

.btn-mobile-cta:active {
    transform: scale(0.98);
}