/* ── View Transitions ───────────────────────────────────────────────── */
@view-transition {
    navigation: auto;
}

/* Sidebar stays visually stable across navigations */
#sidebar {
    view-transition-name: sidebar;
}

/* Main content fades + slides up slightly */
#main-content {
    view-transition-name: main-content;
}

@keyframes vt-slide-in {
    from { opacity: 0; transform: translateY(8px); }
    to   { opacity: 1; transform: translateY(0); }
}

::view-transition-new(main-content) {
    animation: vt-slide-in 200ms ease;
}

::view-transition-old(main-content) {
    animation: none;
    opacity: 0;
}

/* Sidebar: no animation — just stays in place */
::view-transition-old(sidebar),
::view-transition-new(sidebar) {
    animation: none;
}

@media (prefers-reduced-motion: reduce) {
    ::view-transition-old(*),
    ::view-transition-new(*) {
        animation: none;
    }
}

/* ── Design tokens ──────────────────────────────────────────────────── */
:root {
    --color-primary:       #2563eb; /* blue-600 */
    --color-primary-hover: #3b82f6; /* blue-500 */
    --color-primary-dark:  #1d4ed8; /* blue-700 */
    --color-accent:        #10b981; /* emerald-500 */
}

html {
    scroll-behavior: smooth;
}

#packages,
#how,
#about,
#services {
    scroll-margin-top: 5.5rem;
}

@keyframes fly {
    0%   { transform: translate(-20%, -50%) rotate(12deg); }
    25%  { transform: translate(15%, -80%) rotate(15deg); }
    50%  { transform: translate(50%, -50%) rotate(12deg); }
    75%  { transform: translate(85%, -20%) rotate(9deg); }
    100% { transform: translate(120%, -50%) rotate(12deg); }
}

.animate-fly {
    animation: fly 20s linear infinite;
}

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

.animate-fade-in-up {
    animation: fadeInUp 0.6s ease-out forwards;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50%       { transform: translateY(-10px); }
}
@keyframes float-slow {
    0%, 100% { transform: translateY(0px); }
    50%       { transform: translateY(-6px); }
}
@keyframes float-delayed {
    0%, 100% { transform: translateY(0px); }
    50%       { transform: translateY(-8px); }
}
@keyframes counter-up {
    from { opacity: 0; transform: translateY(12px); }
    to   { opacity: 1; transform: translateY(0); }
}

.animate-float        { animation: float 3s ease-in-out infinite; }
.animate-float-slow   { animation: float-slow 4s ease-in-out infinite; }
.animate-float-delayed{ animation: float-delayed 3.5s ease-in-out infinite 1s; }

/* ── jQuery unobtrusive validation styles ──────────────────────────── */

.field-validation-error {
    display: block;
    font-size: 0.75rem;
    color: #ef4444;
    margin-top: 0.25rem;
}

.field-validation-valid {
    display: none;
}

.input-validation-error {
    border-color: #f87171 !important;
    outline: none;
}

.input-validation-error:focus {
    box-shadow: 0 0 0 2px rgba(248, 113, 113, 0.3) !important;
}

/* ── Visual Tree node hover animations ────────────────────────────── */

.tree-node-btn .node-circle {
    transition: box-shadow 0.25s ease, transform 0.2s ease;
}

.tree-node-btn:hover .node-circle {
    transform: scale(1.12);
}

.tree-node-btn .node-label {
    transition: transform 0.2s ease, font-weight 0s;
}

.tree-node-btn:hover .node-label {
    transform: translateY(-2px);
    font-weight: 700;
}

/* Status-aware glow: outer ring + soft radial blur */
.tree-node-btn[data-status="Active"]:hover .node-circle {
    box-shadow: 0 0 0 3px rgba(16,185,129,0.25), 0 0 18px rgba(16,185,129,0.4);
}
.tree-node-btn[data-status="Pending"]:hover .node-circle {
    box-shadow: 0 0 0 3px rgba(245,158,11,0.25), 0 0 18px rgba(245,158,11,0.4);
}
.tree-node-btn[data-status="Suspended"]:hover .node-circle {
    box-shadow: 0 0 0 3px rgba(239,68,68,0.25), 0 0 18px rgba(239,68,68,0.4);
}
/* fallback for unknown status */
.tree-node-btn:hover .node-circle {
    box-shadow: 0 0 0 3px rgba(148,163,184,0.2), 0 0 14px rgba(148,163,184,0.3);
}

/* Submenu slide transition */
.submenu {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out;
}

.submenu.open {
    max-height: 500px;
}