/* ================================================
CSS Variables for Theming
================================================
*/
:root {
    --logo-orange: #FC5200;
    --background-dark: #0A192F;
    --card-bg: #1E293B;
    --text-primary: #E2E8F0;
    --text-secondary: #94A3B8;
    --border-color: #334155;
    --button-highlight-bg: #16A34A;
    --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    /* Activity Type Colors */
    --run-color: #FC5200;
    --ride-color: #3978D3;
    --swim-color: #47CFE2;
    --hike-color: #2E8B57;
    --walk-color: #A9A9A9;
}

/* ================================================
Global Styles & Resets
================================================
*/
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-padding-top: 80px; }
body {
    font-family: var(--font-family);
    background-color: var(--background-dark);
    color: var(--text-primary);
    display: flex; flex-direction: column;
    min-height: 100vh;
    padding-bottom: 80px;
}
main { flex-grow: 1; display: flex; justify-content: center; align-items: flex-start; padding: 2rem 0; width: 100%; }
.container { width: 100%; margin: 0 auto; padding: 0 1.5rem; } /* Aggregio Logo */
@media (min-width: 768px)
    { .container { padding: 0 0.5rem; } }

/* ================================================
Header and Layout
================================================
*/
.main-header { padding: 1rem 1.5rem; width: 100%; background-color: rgba(10, 25, 47, 0.8); border-bottom: 1px solid var(--border-color); position: sticky; top: 0; z-index: 10; backdrop-filter: blur(8px); }
.main-header .container { padding: 0; display: flex; justify-content: space-between; align-items: center; }
.logo-link { text-decoration: none; }
.logo { display: flex; align-items: center; }
.aggregio-logo { height: 40px; width: auto; }
.content-container { width: 100%; max-width: 900px; padding-left: 0.75rem; padding-right: 0.75rem;}
@media (max-width: 768px)
    { .content-container { padding-left: 0.5rem; padding-right: 0.5rem; } }
.page-header-row { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 2.5rem;}
.page-title { font-size: 2.5rem; font-weight: 800; margin-bottom: 0.5rem; }
.page-subtitle { font-size: 1.1rem; color: var(--text-secondary); }


/* ================================================
Buttons & Links
================================================
*/
.button-primary { display: inline-block; background-color: var(--logo-orange); color: white; font-weight: 600; padding: 0.7rem 1.4rem; border-radius: 0.5rem; text-decoration: none; transition: all 0.2s ease; border: none; cursor: pointer; }
.button-primary:hover { transform: translateY(-2px); box-shadow: 0 4px 10px rgba(0,0,0,0.2); }
.button-primary.disabled { background-color: var(--border-color); cursor: not-allowed; pointer-events: none; }
.button-secondary { display: inline-block; background-color: var(--card-bg); color: var(--text-primary); font-weight: 600; padding: 0.7rem 1.4rem; border-radius: 0.5rem; text-decoration: none; border: 1px solid var(--border-color); transition: all 0.2s ease; }
.button-secondary:hover { border-color: var(--text-secondary); }
.logout-link { display: inline-block; margin-top: 2rem; color: var(--text-secondary); text-decoration: none; font-weight: 600; }
.logout-link:hover { color: var(--text-primary); }
.cta-button { display: inline-flex; align-items: center; justify-content: center; background-color: var(--logo-orange); color: white; font-weight: 700; font-size: 1.125rem; padding: 1rem 2rem; border-radius: 9999px; text-decoration: none; transition: transform 0.2s ease, box-shadow 0.2s ease; border: none; cursor: pointer; box-shadow: 0 4px 14px rgba(0, 0, 0, 0.25); }
.error-button { display: inline-flex; flex-direction: column; align-items: center; justify-content: center; background-color: var(--logo-orange); color: white; font-weight: 700; font-size: 1.375rem; padding: 1rem 4rem; border-radius: 9999px; text-decoration: none; transition: transform 0.2s ease, box-shadow 0.2s ease; border: none; cursor: pointer; box-shadow: 0 4px 14px rgba(0, 0, 0, 0.25); gap: 0.5rem; }
.strava-icon { width: 1.5rem; height: 1.5rem; margin-right: 0.75rem; }
.back-link { color: #ffffff; text-decoration: none; font-size: 1.5rem; font-weight: bold; }
@media (max-width: 768px) {
    .back-link { font-size: 1.1rem; font-weight: bold; text-decoration: none; }
}
.back-link:hover { text-decoration: underline; }

/* ================================================
Aggregates List Page
================================================
*/
.aggregate-list { display: flex; flex-direction: column; gap: 1rem; max-width: 700px; margin-left: 0; margin-right: 0; padding-right: 1rem; padding-left: 1rem;}
.aggregate-card { display: flex; align-items: center; background-color: var(--card-bg); border-radius: 0.5rem; border: 1px solid var(--border-color); transition: border-color 0.2s ease; }
.aggregate-card:hover { border-color: var(--text-secondary); }
.agg-card-main-link { flex-grow: 1; text-decoration: none; color: var(--text-primary); padding: 1.5rem; }
.agg-card-name { font-size: 1.2rem; font-weight: 600; }
.agg-card-date { color: var(--text-secondary); }
.agg-card-actions { display: flex; padding-right: 1rem; gap: 0.5rem; }
.action-icon { background: none; border: none; cursor: pointer; color: var(--text-secondary); padding: 0.5rem; border-radius: 99px; transition: background-color 0.2s, color 0.2s; }
.action-icon:hover { background-color: var(--border-color); color: var(--text-primary); }
.action-icon svg { width: 20px; height: 20px; display: block; }

/* ================================================
Single Aggregate View & Stats Panel
================================================
*/
/*Default grid layout for mobile */
.stats-and-map-grid { display: grid; grid-template-columns: 1fr; gap: 1.5rem; padding-right: 0.5rem; padding-left: 0.5rem; }
/* Adjust grid layout for larger screens */
@media (min-width: 768px) { 
    .stats-and-map-grid {grid-template-columns: 350px 1fr; gap: 2rem; align-items: flex-start; }} 
.stats-panel { background-color: var(--card-bg); border-radius: 1rem; padding: 1.5rem; }
.stat-hero { text-align: center; padding: 1rem 0 1.5rem; border-bottom: 1px solid var(--border-color); }
.stat-hero-label { font-size: 1rem; color: var(--text-secondary); margin-bottom: 0.25rem; }
.stat-hero-value { font-size: 3.5rem; font-weight: 800; line-height: 1; color: var(--text-primary); }
.stat-hero-value span { font-size: 1.5rem; font-weight: 600; color: var(--text-secondary); margin-left: 0.25rem; }
.stat-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; padding: 1.5rem; }
.stat-item .stat-label { color: var(--text-secondary); margin-bottom: 0.25rem; }
.stat-item .stat-value { font-size: 1.25rem; font-weight: 600; }
.stat-item .stat-value span { font-size: 1rem; color: var(--text-secondary); }
.stats-breakdown-title { font-size: 1.25rem; margin-top: 1.5rem; padding-bottom: 0.75rem; border-bottom: 1px solid var(--border-color); }
.type-breakdown { padding: 1rem; margin-top: 1rem; border-radius: 0.5rem; border-left: 4px solid; }
.type-breakdown[data-activity-type="Run"] { border-color: var(--run-color); }
.type-breakdown[data-activity-type="Ride"] { border-color: var(--ride-color); }
.type-breakdown[data-activity-type="Swim"] { border-color: var(--swim-color); }
.type-breakdown[data-activity-type="Hike"] { border-color: var(--hike-color); }
.type-breakdown[data-activity-type="Walk"] { border-color: var(--walk-color); }
.type-breakdown h3 { font-size: 1.1rem; margin-bottom: 0.5rem; }
.type-breakdown h3 span { color: var(--text-secondary); font-weight: 400; }
.type-stat-item { display: flex; justify-content: space-between; font-size: 0.9rem; padding: 0.25rem 0; }
.type-stat-item span:first-child { color: var(--text-secondary); }
/* Map container for mobile */
.map-container { height: 50vh; width: 100%; border-radius: 1rem; overflow: hidden;}
/* Map container for larger screens */
@media (min-width: 768px) {
    .map-container { height: 600px; } }

/* ================================================
Activity List & Details
================================================
*/
.activity-list { display: flex; flex-direction: column; gap: 1rem; max-width: 700px; margin-left: 0; margin-right: auto; padding-right: 1rem; padding-left: 1rem;}
.activity-item { display: flex; align-items: center; gap: 1rem; padding: 1rem; background-color: var(--card-bg); border: 1px solid var(--border-color); border-radius: 0.5rem; cursor: pointer; transition: border-color 0.2s ease; }
.activity-item:hover { border-color: var(--text-secondary); }
.activity-title { font-weight: 600; margin-bottom: 0.25rem; }
.activity-meta { color: var(--text-secondary); display: flex; gap: 0.5rem; }
.activity-card-link { text-decoration: none; color: var(--text-primary); display: block; transition: transform 0.2s ease; }
.activity-card-link:hover { transform: translateY(-3px); }
.activity-item { gap: 1.5rem; }
.activity-arrow { color: var(--text-secondary); transition: color 0.2s; }
.activity-item:hover .activity-arrow { color: var(--text-primary); }
.pagination { display: flex; justify-content: center; gap: 1rem; margin-top: 2rem; }

/* ================================================
Activity Details Page
================================================
*/
.detail-stats-list { display: flex; flex-direction: column; gap: 1rem; padding-top: 1.5rem; }
.detail-stat-item { display: flex; justify-content: space-between; align-items: center; padding: 0.75rem 0; border-bottom: 1px solid var(--border-color); font-size: 1rem; }
.detail-stat-item:last-child { border-bottom: none; }
.detail-stat-item span:first-child { color: var(--text-secondary); font-weight: 500; }
.detail-stat-item span:last-child { font-weight: 600; font-size: 1.1rem; }

/* ================================================
Other Styling
================================================
*/
.profile-card { background-color: var(--card-bg); border: 1px solid var(--border-color); border-radius: 1rem; padding: 2.5rem 3rem; margin-left: 1rem; margin-right: 1rem; text-align: center; box-shadow: 0 10px 20px rgba(0,0,0,0.25); width: 100%; max-width: 500px; }
.floating-bar { position: fixed; bottom: 0; left: 0; width: 100%; background-color: var(--card-bg); border-top: 1px solid var(--border-color); padding: 1rem 0; box-shadow: 0 -5px 15px rgba(0,0,0,0.2); }
.floating-bar .container { display: flex; justify-content: space-between; align-items: center; }
.finalize-form { background-color: var(--card-bg); padding: 2rem; border-radius: 1rem; border: 1px solid var(--border-color); }
.form-actions { display: flex; justify-content: flex-end; gap: 1rem; margin-top: 2rem; padding-top: 1.5rem; border-top: 1px solid var(--border-color); }
.main-footer-bottom { text-align: center; padding: 2rem 0; width: 100%; border-top: 1px solid var(--border-color); color: var(--text-secondary); margin-top: auto; }
.hero-section { text-align: center; width: 100%; }
.hero-title { font-size: clamp(2.8rem, 5vw, 4.2rem); font-weight: 800; line-height: 1.1; color: white; margin-bottom: 1rem; }
.hero-subtitle { font-size: 1.25rem; color: var(--text-secondary); max-width: 600px; margin: 0 auto 3rem auto; }
.profile-image { width: 128px; height: 128px; border-radius: 50%; border: 4px solid var(--text-primary); margin-bottom: 1.5rem; }
.profile-card h1 { font-size: 2rem; }
.profile-nav { display: flex; flex-direction: column; gap: 1rem; margin-top: 2.5rem; }
.nav-button { display: block; padding: 1rem; background-color: var(--border-color); color: var(--text-primary); text-decoration: none; font-size: 1.1rem; font-weight: 600; border-radius: 0.5rem; transition: background-color 0.2s ease; }
.nav-button:hover { background-color: #475569; }
.nav-button.highlight { background-color: var(--button-highlight-bg); }
.pagination-link { color: var(--text-secondary); text-decoration: none; padding: 0.5rem 1rem; margin: 0 0.5rem; }
.empty-state { text-align: center; padding: 4rem 2rem; background-color: var(--card-bg); border-radius: 1rem; border: 2px dashed var(--border-color); }
.form-group { flex-grow: 1; }
.form-group label { display: block; margin-bottom: 0.5rem; font-weight: 600; font-size: 1.1rem; }
.form-group input { width: 100%; padding: 0.8rem; background-color: var(--background-dark); border: 1px solid var(--border-color); border-radius: 0.5rem; color: var(--text-primary); font-size: 1.1rem; }

/* ================================================
Alerts
================================================
*/
.alert-error {
    background-color: rgba(239, 68, 68, 0.1);
    border: 1px solid #ef4444;
    color: #fecaca;
    padding: 1rem;
    border-radius: 0.5rem;
    margin-bottom: 1.5rem;
    font-weight: 500;
}