:root
{
	/* https://colorhunt.co/palette/37353e44444e715a5ad3dad9 */
	--color-darkest: #37353E;
	--color-dark: #44444E;
	/* darkened from #715A5A so light text on it (buttons, table header) clears */
	/* the WCAG AA 4.5:1 text-contrast minimum (was 4.47:1, now 4.92:1) */
	--color-accent: #6a5454;
	--color-accent-hover: #7d6565;
	--color-light: #D3DAD9;
	--shadow-panel: 0 8px 24px rgba(0, 0, 0, 0.28), 0 1px 0 rgba(255, 255, 255, 0.04) inset;
	--shadow-button: 0 2px 6px rgba(0, 0, 0, 0.25);
}

*
{
	box-sizing: border-box;
}

body
{
	background:
		radial-gradient(circle at 15% 0%, rgba(106, 84, 84, 0.25), transparent 45%),
		radial-gradient(circle at 85% 100%, rgba(106, 84, 84, 0.18), transparent 45%),
		var(--color-darkest);
	background-color: var(--color-darkest);
	font-family: 'Ubuntu', sans-serif;
	line-height: 1.5;
	margin: 0;
	padding: 32px 16px 48px 16px;
}

#title
{
	font-size: 40px;
	font-weight: 700;
	letter-spacing: 0.5px;
	width: 100%;
	margin: 0 0 28px 0;
	text-align: center;
	color: var(--color-light);
	overflow-wrap: break-word;
	box-sizing: border-box;
}

#inner-title
{
	display: block;
	font-size: 0.75em;
	font-weight: 700;
	letter-spacing: 1.5px;
	width: 100%;
	text-align: center;
	margin: 0 0 20px 0;
	padding-bottom: 12px;
	border-bottom: 1px solid rgba(211, 218, 217, 0.15);
	color: var(--color-light);
	opacity: 0.85;
}

/* ---- shared panel look (login, register, add/edit contact) ---- */
#loginDiv,
#registerDiv,
#addContactDiv,
#editContactDiv,
#searchDiv,
#contactsListDiv
{
	font-size: 20px;
	width: 70%;
	max-width: 800px;
	margin: 0 auto 24px auto;
	padding: 28px;
	background-color: var(--color-dark);
	border: 1px solid rgba(255, 255, 255, 0.06);
	border-radius: 12px;
	box-shadow: var(--shadow-panel);
	box-sizing: border-box;
	text-align: center;
	color: var(--color-light);
}

#loggedInDiv
{
	font-size: 20px;
	width: 70%;
	max-width: 800px;
	margin: 0 auto 24px auto;
	padding: 16px 28px;
	background-color: var(--color-dark);
	border: 1px solid rgba(255, 255, 255, 0.06);
	border-radius: 12px;
	box-shadow: var(--shadow-panel);
	box-sizing: border-box;
	display: flex;
	align-items: center;
	justify-content: space-between;
	color: var(--color-light);
}

#loggedInDiv #userName
{
	font-weight: 700;
	letter-spacing: 0.3px;
}

input[type="text"],
input[type="password"],
input[type="tel"],
input[type="email"]
{
	border-radius: 25px;
	border: 1px solid var(--color-accent);
	background-color: var(--color-light);
	color: var(--color-darkest);
	text-align: center;
	width: 80%;
	max-width: 400px;
	padding: 10px 0;
	margin: 6px auto;
	font-family: 'Ubuntu', sans-serif;
	font-size: 0.8em;
	display: block;
	box-sizing: border-box;
	transition: box-shadow 0.15s ease, border-color 0.15s ease;
}

input[type="text"]:hover,
input[type="password"]:hover,
input[type="tel"]:hover,
input[type="email"]:hover
{
	border-color: var(--color-accent-hover);
}

input[type="text"]:focus,
input[type="password"]:focus,
input[type="tel"]:focus,
input[type="email"]:focus
{
	border-color: var(--color-light);
	box-shadow: 0 0 0 3px rgba(211, 218, 217, 0.25);
	outline: none;
}

input[type="text"]::placeholder,
input[type="password"]::placeholder,
input[type="tel"]::placeholder,
input[type="email"]::placeholder
{
	/* full-opacity color-dark measures 6.78:1 on the light input background;
	   the previous opacity:0.6 flattened that to ~2.79:1, well under the
	   WCAG AA 4.5:1 minimum for text */
	color: var(--color-dark);
}

input[type="text"]:focus-visible,
input[type="password"]:focus-visible,
input[type="tel"]:focus-visible,
input[type="email"]:focus-visible,
.buttons:focus-visible,
.switchText a:focus-visible
{
	outline: 3px solid var(--color-light);
	outline-offset: 2px;
}

.hidden
{
	display: none;
}

.buttons
{
	font-size: 0.9em;
	font-weight: 700;
	letter-spacing: 0.2px;
	border-radius: 25px;
	border: none;
	padding: 10px 20px;
	margin: 10px auto;
	font-family: 'Ubuntu', sans-serif;
	cursor: pointer;
	display: flex;
	align-items: center;
	justify-content: center;
	min-height: 44px; /* tap-target guideline */
	box-sizing: border-box;
	background-color: var(--color-accent);
	color: var(--color-light);
	box-shadow: var(--shadow-button);
	transition: background-color 0.15s ease, transform 0.15s ease, box-shadow 0.15s ease;
}

.buttons:hover
{
	background-color: var(--color-accent-hover);
	transform: translateY(-1px);
	box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
}

.buttons:active
{
	transform: translateY(0);
	box-shadow: var(--shadow-button);
}

.buttons.small
{
	display: inline-flex;
	align-items: center;
	justify-content: center;
	font-size: 0.7em;
	padding: 6px 14px;
	min-height: 36px; /* smaller than the 44px guideline -- these sit inline */
	box-sizing: border-box;      /* per table row next to another button;   */
	margin: 2px;                 /* full 44px here would bloat every row.   */
}

#cancelEditButton
{
	background-color: transparent;
	color: var(--color-light);
	box-shadow: none;
	border: 1px solid var(--color-accent);
}

#cancelEditButton:hover
{
	background-color: rgba(211, 218, 217, 0.08);
}

@media (prefers-reduced-motion: reduce)
{
	.buttons
	{
		transition: background-color 0.15s ease;
	}

	.buttons:hover
	{
		transform: none;
	}
}

.switchText
{
	font-size: 0.6em;
	margin-top: 14px;
	color: var(--color-light);
}

.switchText a
{
	color: var(--color-light);
	text-decoration: underline;
	text-underline-offset: 3px;
}

.switchText a:hover
{
	opacity: 0.75;
}

#loginResult,
#registerResult,
#addContactResult,
#editContactResult,
#searchResult
{
	display: inline-block;
	font-size: 0.7em;
	font-weight: bold; /* not color alone -- WCAG 1.4.1 */
	/* lightened from #e08a8a so text on the dark panel clears WCAG AA 4.5:1 */
	/* (was 3.74:1, now 4.80:1) */
	color: #f0a3a3;
	margin-top: 8px;
}

/* ---- contacts table ---- */
/* #contactsListDiv scrolls horizontally rather than the whole page, so a
   5-column table stays usable at narrow widths (e.g. 375px) without
   forcing horizontal scroll on the page itself */
#contactsListDiv
{
	overflow-x: auto;
}

/* Toggled by updateTableScrollHint() in js/contacts.js -- only shown when */
/* the table is actually wider than #contactsListDiv's visible width */
#tableScrollHint
{
	width: 70%;
	max-width: 800px;
	margin: -10px auto 15px auto;
	font-size: 0.6em;
	color: var(--color-light);
	opacity: 0.7;
	text-align: right;
	box-sizing: border-box;
}

#contactsTable
{
	width: 100%;
	border-collapse: separate;
	border-spacing: 0;
	border-radius: 8px;
	overflow: hidden;
	background-color: var(--color-light);
}

#contactsTable th,
#contactsTable td
{
	border-bottom: 1px solid var(--color-dark);
	padding: 10px 8px;
	font-size: 0.7em;
	text-align: left;
	color: var(--color-darkest);
}

#contactsTable tbody tr:last-child td
{
	border-bottom: none;
}

#contactsTable th
{
	background-color: var(--color-accent);
	color: var(--color-light);
	font-weight: 700;
	letter-spacing: 0.3px;
}

#contactsTable tbody tr:nth-child(even)
{
	background-color: rgba(55, 53, 62, 0.06);
}

#contactsTable tbody tr:hover
{
	background-color: rgba(106, 84, 84, 0.15);
}

/* ---- scroll reveal ---- */
/* Default: fully visible. Only when js/scroll-reveal.js actually runs (and
   the user hasn't asked for reduced motion) does it add js-reveal-enabled to
   <html>, which is what switches these panels into the pre-animation hidden
   state below -- so no-JS visitors and reduced-motion visitors never have
   content that depends on a script to become visible. */
.reveal
{
	opacity: 1;
	transform: none;
}

html.js-reveal-enabled .reveal
{
	opacity: 0;
	transform: translateY(18px);
	transition: opacity 0.6s ease, transform 0.6s ease;
}

html.js-reveal-enabled .reveal.is-visible
{
	opacity: 1;
	transform: none;
}

/* Staggered on contacts.html so the panels cascade in rather than popping
   together -- purely cosmetic, harmless if a panel isn't present on a page. */
html.js-reveal-enabled #searchDiv { transition-delay: 0.08s; }
html.js-reveal-enabled #addContactDiv { transition-delay: 0.16s; }
html.js-reveal-enabled #contactsListDiv { transition-delay: 0.24s; }

@media (prefers-reduced-motion: reduce)
{
	html.js-reveal-enabled .reveal
	{
		opacity: 1;
		transform: none;
		transition: none;
	}
}

/* ---- narrow screens (phones) ---- */
@media (max-width: 480px)
{
	#loginDiv,
	#registerDiv,
	#addContactDiv,
	#editContactDiv,
	#searchDiv,
	#contactsListDiv,
	#loggedInDiv,
	#tableScrollHint
	{
		width: 92%;
	}

	#title
	{
		font-size: 28px;
	}

	#loginDiv,
	#registerDiv,
	#addContactDiv,
	#editContactDiv,
	#searchDiv,
	#contactsListDiv
	{
		padding: 20px;
	}
}