/* Journey Navigation Sidebar */

.nav-journey-wrap {
    position: fixed;
    left: 0;
    top: 0;
    bottom: 0;
    width: 280px;
    background: var(--color-surface, #fff);
    border-right: 1px solid var(--color-border, #e5e7eb);
    overflow-y: auto;
    overflow-x: hidden;
    z-index: 100;
    transition: transform 0.3s ease;
}

.nav-journey-wrap.is-collapsed {
    transform: translateX(-280px);
}

/* Toggle button */
.nav-journey-toggle {
    position: fixed;
    left: 280px;
    top: 50%;
    transform: translateY(-50%);
    width: 24px;
    height: 48px;
    background: var(--color-surface, #fff);
    border: 1px solid var(--color-border, #e5e7eb);
    border-left: none;
    border-radius: 0 6px 6px 0;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 101;
    transition: left 0.3s ease;
}

.nav-journey-wrap.is-collapsed + .nav-journey-toggle {
    left: 0;
}

.nav-journey-toggle svg {
    width: 16px;
    height: 16px;
    transition: transform 0.3s ease;
}

.nav-journey-wrap.is-collapsed + .nav-journey-toggle svg {
    transform: rotate(180deg);
}

/* Main nav container */
.nav-journey {
    padding: 1rem 0;
}

.nav-journey-phase-container {
    list-style: none;
    margin: 0;
    padding: 0;
}

/* Phase item */
.nav-journey-phase {
    border-bottom: 1px solid var(--color-border, #e5e7eb);
}

.nav-journey-phase:last-child {
    border-bottom: none;
}

/* Phase title/header */
.nav-journey-phase__title {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.875rem 1rem;
    text-decoration: none;
    color: var(--color-text, #1f2937);
    font-weight: 500;
    font-size: 0.9rem;
    transition: background-color 0.15s ease;
}

.nav-journey-phase__title:hover {
    background-color: var(--color-surface-hover, #f9fafb);
}

.nav-journey-phase.is-selected .nav-journey-phase__title {
    background-color: var(--color-primary-light, #eff6ff);
}

/* Phase number circle */
.nav-journey-phase__number {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: var(--color-border, #e5e7eb);
    color: var(--color-text-muted, #6b7280);
    font-size: 0.8rem;
    font-weight: 600;
    flex-shrink: 0;
}

.nav-journey-phase-1 .nav-journey-phase__number { background: var(--phase-1-color, #3b82f6); color: #fff; }
.nav-journey-phase-2 .nav-journey-phase__number { background: var(--phase-2-color, #8b5cf6); color: #fff; }
.nav-journey-phase-3 .nav-journey-phase__number { background: var(--phase-3-color, #ec4899); color: #fff; }
.nav-journey-phase-4 .nav-journey-phase__number { background: var(--phase-4-color, #f97316); color: #fff; }
.nav-journey-phase-5 .nav-journey-phase__number { background: var(--phase-5-color, #eab308); color: #fff; }
.nav-journey-phase-6 .nav-journey-phase__number { background: var(--phase-6-color, #22c55e); color: #fff; }

.nav-journey-phase__step-title {
    flex: 1;
    line-height: 1.3;
}

/* Stepmeter - progress bar with segments */
.nav-journey-stepmeter {
    display: flex;
    gap: 2px;
    padding: 0 1rem 0.5rem;
    margin-top: -0.25rem;
}

.nav-journey-stepmeter-link {
    flex: 1;
    height: 4px;
    background: var(--color-border, #e5e7eb);
    border-radius: 2px;
    position: relative;
    cursor: pointer;
    transition: transform 0.15s ease;
}

.nav-journey-stepmeter-link:hover {
    transform: scaleY(1.5);
}

.nav-journey-stepmeter-link .stepmeter-fill {
    display: block;
    width: 100%;
    height: 100%;
    border-radius: 2px;
    background: transparent;
    transition: background-color 0.2s ease;
}

.nav-journey-stepmeter-link.is-complete .stepmeter-fill {
    background: var(--color-success, #22c55e);
}

.nav-journey-stepmeter-link.is-current .stepmeter-fill {
    background: var(--color-primary, #3b82f6);
}

/* Step container - expandable list */
.nav-journey-step-container {
    list-style: none;
    margin: 0;
    padding: 0;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.nav-journey-phase.is-expanded .nav-journey-step-container {
    max-height: 1000px;
}

/* Individual step item */
.nav-journey-step {
    border-top: 1px solid var(--color-border-light, #f3f4f6);
}

.nav-journey-step__link {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.625rem 1rem 0.625rem 2.75rem;
    text-decoration: none;
    color: var(--color-text-muted, #6b7280);
    font-size: 0.85rem;
    transition: all 0.15s ease;
}

.nav-journey-step__link:hover {
    background-color: var(--color-surface-hover, #f9fafb);
    color: var(--color-text, #1f2937);
}

.nav-journey-step.is-current .nav-journey-step__link {
    background-color: var(--color-primary-light, #eff6ff);
    color: var(--color-primary, #3b82f6);
    font-weight: 500;
}

.nav-journey-step.is-complete .nav-journey-step__link {
    color: var(--color-success, #22c55e);
}

.nav-journey-step__number {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--color-text-muted, #9ca3af);
    min-width: 2rem;
}

.nav-journey-step.is-complete .nav-journey-step__number::after {
    content: ' \2713';
    color: var(--color-success, #22c55e);
}

.nav-journey-step__title {
    flex: 1;
    line-height: 1.3;
}

/* Expand indicator */
.nav-journey-phase__title::after {
    content: '';
    width: 8px;
    height: 8px;
    border-right: 2px solid var(--color-text-muted, #9ca3af);
    border-bottom: 2px solid var(--color-text-muted, #9ca3af);
    transform: rotate(45deg);
    transition: transform 0.2s ease;
    margin-left: auto;
}

.nav-journey-phase.is-expanded .nav-journey-phase__title::after {
    transform: rotate(-135deg);
}

/* Body offset when nav is visible */
body.has-journey-nav {
    margin-left: 280px;
    transition: margin-left 0.3s ease;
}

body.has-journey-nav.journey-nav-collapsed {
    margin-left: 0;
}

/* Mobile responsive */
@media (max-width: 1024px) {
    .nav-journey-wrap {
        transform: translateX(-280px);
    }

    .nav-journey-wrap.is-open {
        transform: translateX(0);
        box-shadow: 4px 0 20px rgba(0, 0, 0, 0.1);
    }

    .nav-journey-toggle {
        left: 0;
    }

    .nav-journey-wrap.is-open + .nav-journey-toggle {
        left: 280px;
    }

    body.has-journey-nav {
        margin-left: 0;
    }
}

/* Overlay for mobile */
.nav-journey-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.3);
    z-index: 99;
}

@media (max-width: 1024px) {
    .nav-journey-overlay.is-visible {
        display: block;
    }
}