:root{
	--bg:#0f1724; 
	--card:#0b1220; 
	--muted:#9aa8bf;
	--primary:#1e90ff; 
	--primary-600:#1580e6;
	--accent:#00b7ff;
	--glass:rgba(255,255,255,0.04);
	--radius:12px;
	--max-width:1100px;
}


*{box-sizing:border-box}
html,body{height:100%;padding:0;margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial; background:linear-gradient(180deg,var(--bg) 0%, #071026 100%); color:#e6f0ff}
img{max-width:100%;height:auto;display:block}
a{color:var(--primary);text-decoration:none}
a:hover{color:var(--accent)}

.container{max-width:var(--max-width);margin:0 auto;padding:2rem}


.navbar{backdrop-filter:blur(6px);background:linear-gradient(180deg,rgba(6,12,24,0.45),rgba(6,12,24,0.25));position:sticky;top:0;z-index:50;border-bottom:1px solid rgba(255,255,255,0.03)}
.nav-container{display:flex;align-items:center;justify-content:space-between;padding:0.75rem 1rem;max-width:var(--max-width);margin:0 auto}
.logo{font-weight:700;color:#fff;font-size:1.05rem;letter-spacing:0.2px}
.nav-menu{list-style:none;margin:0;padding:0;display:flex;gap:1rem}
.nav-menu a{padding:0.4rem 0.6rem;border-radius:8px;color:var(--muted);font-weight:600}
.nav-menu a:hover,.nav-menu a:focus{color:#fff;background:rgba(255,255,255,0.03)}

/* Fixed top-left nav menu */
.nav-menu{
	display:flex;
	flex-direction:column;
	align-items:stretch;
	gap:0.45rem;
	position:fixed;
	top:4rem;
	left:1rem;
	min-width:160px;
	background:rgba(2,6,12,0.45);
	padding:0.5rem;
	border-radius:10px;
	border:1px solid rgba(255,255,255,0.04);
	box-shadow:0 8px 24px rgba(2,6,12,0.6);
	z-index:90;
}

/* Toggle button (mobile) */
#toggle_nav{
	position:fixed;
	top:1rem;
	left:1rem;
	z-index:100;
	background: linear-gradient(90deg, var(--primary), var(--primary-600));
	color: #fff;
	border: none;
	font-size:1.05rem;
	padding:0.6rem 0.9rem;
	border-radius:10px;
	display:block;
	cursor:pointer;
	box-shadow:0 10px 30px rgba(30,144,255,0.12);
	font-weight:700;
}

/* On small screens, hide fixed menu and show toggle to open it */
@media (max-width:760px){
	.nav-menu{display:none}
	#toggle_nav{display:block}
	.nav-menu.open{display:flex}
}

/* keep items compact */
.nav-menu li{margin:0;width:100%}
.nav-menu li a{display:block;padding:0.4rem 0.6rem;width:100%;box-sizing:border-box}


.hero{padding:6rem 0;background-image:linear-gradient(180deg,rgba(14,42,84,0.12),transparent);}
.hero-content{text-align:left;padding:1rem}
.hero-content h1{font-size:clamp(1.8rem,4vw,3.2rem);margin:0 0 0.5rem;color:#fff}
.hero-content p{color:var(--muted);margin:0 0 1.25rem}
.cta-button{display:inline-block;background:linear-gradient(90deg,var(--primary),var(--primary-600));color:#fff;padding:0.7rem 1rem;border-radius:10px;font-weight:700;box-shadow:0 6px 18px rgba(30,144,255,0.14)}
.cta-button:hover{transform:translateY(-2px)}


section{padding:3rem 0}
h2{color:#eaf6ff;margin:0 0 1rem;font-size:1.4rem}
p{color:var(--muted)}


.projects-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:1.25rem;margin-top:1rem}
.project-card{background:linear-gradient(180deg,rgba(255,255,255,0.02),rgba(255,255,255,0.01));border:1px solid rgba(255,255,255,0.04);padding:1rem;border-radius:var(--radius);text-align:left}
.project-image{height:140px;background:linear-gradient(135deg,var(--primary),var(--accent));border-radius:8px;margin-bottom:0.75rem;display:flex;align-items:center;justify-content:center;color:#022;background-blend-mode:multiply}
.project-card h3{margin:0 0 0.25rem}
.project-card p{margin:0 0 0.75rem;color:var(--muted)}
.project-tags{display:flex;flex-wrap:wrap;gap:0.5rem;margin-bottom:0.75rem}
.tag{background:rgba(255,255,255,0.03);color:var(--muted);padding:0.25rem 0.5rem;border-radius:6px;font-size:0.85rem}
.project-link{font-weight:700;color:var(--primary)}


.skills-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:1rem}
.skill-category{background:var(--glass);padding:1rem;border-radius:10px;border:1px solid rgba(255,255,255,0.03)}


.contact-methods{display:flex;gap:0.75rem;flex-wrap:wrap;margin-top:0.75rem}
.contact-link{padding:0.6rem 0.9rem;border-radius:8px;background:transparent;border:1px solid rgba(255,255,255,0.04);color:#eaf6ff;font-weight:600}
.contact-link:hover{background:rgba(255,255,255,0.02)}


.footer{padding:2rem 0;color:var(--muted);border-top:1px solid rgba(255,255,255,0.03);text-align:center}

.container-center{text-align:center}


@media (max-width:760px){
	.nav-menu{display:none}
	.hero{padding:4rem 0}
	.hero-content h1{font-size:1.8rem}
}

@media (min-width:761px){
	.nav-menu a{padding:0.55rem 0.7rem}
}


a:focus{outline:3px solid rgba(30,144,255,0.22);outline-offset:3px}


/* Form controls (inputs, textareas, buttons) */
input[type="text"], input[type="password"], textarea, .task-input {
	background: rgba(255,255,255,0.03);
	border: 1px solid rgba(255,255,255,0.06);
	padding: 0.6rem 0.75rem;
	border-radius: 10px;
	color: #eaf6ff;
	width: 100%;
	transition: box-shadow 0.15s ease, transform 0.06s ease, border-color 0.12s ease;
}

/* Specific tweaks for share input/button in add-task modal */
#share_task {
	display: inline-flex;
	align-items: center;
	padding: 0.4rem 0.6rem;
	font-size: 0.95rem;
	border-radius: 8px;
	height: 40px;
	min-width: 48px;
}

#share_with {
	width: 200px;
	max-width: 40%;
	box-sizing: border-box;
}

input[type="text"]::placeholder, input[type="password"]::placeholder, textarea::placeholder {
	color: rgba(234,246,255,0.45);
}

input:focus, textarea:focus {
	outline: none;
	box-shadow: 0 8px 24px rgba(30,144,255,0.12);
	border-color: var(--primary-600);
	transform: translateY(-1px);
}

button, .btn {
	display: inline-block;
	background: linear-gradient(90deg, var(--primary), var(--primary-600));
	color: #fff;
	border: none;
	padding: 0.6rem 0.9rem;
	border-radius: 10px;
	cursor: pointer;
	font-weight: 700;
	transition: transform 0.08s ease, box-shadow 0.12s ease, opacity 0.12s ease;
}

button:hover, .btn:hover { transform: translateY(-2px); box-shadow: 0 10px 30px rgba(30,144,255,0.12); }
.btn.secondary, button.secondary {
	background: transparent;
	border: 1px solid rgba(255,255,255,0.06);
	color: var(--muted);
}


/* Task list styling */
.task-list, #task_list { margin-top: 1rem; border-radius: 10px; overflow: hidden; }
.task-item {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 0.75rem;
	padding: 0.85rem 1rem;
	background: rgba(255,255,255,0.01);
	border-bottom: 1px solid rgba(255,255,255,0.03);
}
.task-item:last-child { border-bottom: none; }
.task-item:hover { background: rgba(255,255,255,0.02); }

.task-left { display:flex;align-items:center;gap:0.75rem;flex:1 }
.task-checkbox { width:20px; height:20px; border-radius:6px; border:1px solid rgba(255,255,255,0.06); background:transparent; display:inline-block; }
.task-title { color:#eaf6ff; font-weight:600; }
.task-desc { color:var(--muted); font-size:0.9rem }
.task-actions { display:flex; align-items:center; gap:0.5rem }

/* Small utility */
.muted { color: var(--muted); }

/* Modal overlay & modal box for add-task form */
.modal-overlay{display:none;position:fixed;inset:0;background:rgba(2,6,12,0.55);align-items:center;justify-content:center;z-index:70}
.modal-overlay.open{display:flex}
.modal{background:linear-gradient(180deg,rgba(255,255,255,0.02),rgba(255,255,255,0.01));padding:1rem;border-radius:12px;border:1px solid rgba(255,255,255,0.04);max-width:560px;width:95%;box-shadow:0 12px 40px rgba(2,6,12,0.6)}

/* Check button style */
.btn.check{width:40px;height:40px;padding:0;display:inline-flex;align-items:center;justify-content:center;border-radius:8px;font-size:1.05rem}

/* Centered auth pages (index/register) */
.auth-page{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:1rem;background:linear-gradient(180deg,var(--bg),#071026)}
.auth-box{background:var(--glass);padding:1.25rem;border-radius:12px;width:100%;max-width:380px;border:1px solid rgba(255,255,255,0.03);box-shadow:0 10px 30px rgba(2,6,12,0.6)}
.auth-box h2{margin-top:0;color:#eaf6ff}

/* error message on auth pages */
.auth-error{background:rgba(255,80,80,0.08);border:1px solid rgba(255,80,80,0.18);color:#ffd6d6;padding:0.6rem 0.8rem;margin-bottom:0.75rem;border-radius:8px}

/* Disabled elements: center text and indicate disabled state */
button:disabled, .btn:disabled, input:disabled {
	text-align:center;
	opacity:0.6;
	cursor:not-allowed;
}


/* Floating add-task button bottom-left */
#add_task {
	position: fixed;
	left: 1rem;
	bottom: 1rem;
	z-index: 60;
}

/* Task item tweaks to match new structure */
.task-item { display:flex; align-items:center; justify-content:space-between; }
.task-left { display:flex; align-items:center; gap:0.75rem; flex:1; }
.task-actions { margin-left:1rem; }

/* Centered settings box (match other auth-centered pages) */
.center-page{min-height:calc(100vh - 80px);display:flex;align-items:center;justify-content:center;padding:2rem}
.center-box{background:var(--glass);padding:1.25rem;border-radius:12px;width:100%;max-width:720px;border:1px solid rgba(255,255,255,0.03);box-shadow:0 10px 30px rgba(2,6,12,0.6)}
.center-box h2{margin-top:0;color:#eaf6ff}
.settings-section{margin-bottom:1.25rem}
.settings-section form > input, .settings-section form > textarea {margin-bottom:0.75rem}