source_code/static/styles.css

/* ==============================================================================
 * PROJECT: DEPRESSION-DETECTION-USING-TWEETS
 * AUTHORS: AMEY THAKUR & MEGA SATISH
 * GITHUB (AMEY): https://github.com/Amey-Thakur
 * GITHUB (MEGA): https://github.com/msatmod
 * REPOSITORY: https://github.com/Amey-Thakur/DEPRESSION-DETECTION-USING-TWEETS
 * RELEASE DATE: June 5, 2022
 * LICENSE: MIT License
 * DESCRIPTION: Global style sheet with a professional and personal design.
 * ============================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Play:wght@400;700&display=swap');

:root {
	/* Color Palette */
	--clr-navy: #0A192F;
	--clr-slate: #8892B0;
	--clr-light-slate: #A8B2D1;
	--clr-white: #E6F1FF;
	--clr-ivory: #F8F9FA;
	--clr-accent: #64FFDA;
	--clr-accent-dark: #1daeff;
	--clr-bg: #F4F7FB;

	/* Typography */
	--font-main: 'Play', sans-serif;

	/* Layout */
	--header-height: 80px;
	--max-width: 900px;
	--transition: all 0.3s cubic-bezier(0.645, 0.045, 0.355, 1);
}

* {
	box-sizing: border-box;
	margin: 0;
	padding: 0;
}

body {
	background-color: var(--clr-bg);
	color: var(--clr-navy);
	font-family: var(--font-main);
	line-height: 1.6;
	overflow-x: hidden;
	user-select: none;
}

.container {
	max-width: var(--max-width);
	margin: 0 auto;
	padding: 0 40px;
}

/* Header & Typography */
h1,
h2,
h3 {
	font-family: var(--font-main);
	color: var(--clr-navy);
}

.hero-section {
	padding: 80px 0 40px;
	text-align: center;
}

.hero-section h1 {
	font-size: 3rem;
	margin-bottom: 20px;
	font-weight: 700;
}

.hero-section p {
	font-size: 1.2rem;
	color: var(--clr-slate);
	max-width: 600px;
	margin: 0 auto;
}

/* Analysis Card */
.analysis-card {
	background: white;
	border-radius: 12px;
	box-shadow: 0 10px 30px -15px rgba(2, 12, 27, 0.1);
	padding: 40px;
	margin-bottom: 30px;
}

.input-group {
	margin-top: 30px;
}

textarea.analysis-input {
	width: 100%;
	min-height: 150px;
	padding: 20px;
	border: 2px solid #E2E8F0;
	border-radius: 8px;
	font-family: var(--font-main);
	font-size: 1.1rem;
	transition: var(--transition);
	resize: vertical;
	outline: none;
}

textarea.analysis-input:focus {
	border-color: var(--clr-accent-dark);
	box-shadow: 0 0 0 4px rgba(29, 174, 255, 0.1);
}

.btn-primary {
	display: inline-block;
	background-color: var(--clr-accent-dark);
	color: white;
	padding: 15px 35px;
	border-radius: 6px;
	font-weight: 600;
	text-decoration: none;
	border: 2px solid var(--clr-accent-dark);
	cursor: pointer;
	transition: var(--transition);
	margin-top: 20px;
	font-size: 1rem;
}

.btn-primary:hover {
	background-color: white;
	color: var(--clr-accent-dark);
	transform: translateY(-3px);
	box-shadow: 0 5px 15px rgba(29, 174, 255, 0.3);
}

/* Result Section */
.result-display {
	text-align: center;
	padding: 40px 0;
}

.result-badge {
	display: inline-block;
	padding: 10px 25px;
	border-radius: 50px;
	font-weight: 700;
	text-transform: uppercase;
	letter-spacing: 1px;
	margin-top: 20px;
}

.badge-depressive {
	background-color: #FFF5F5;
	color: #C53030;
	border: 1px solid #FEB2B2;
}

.badge-non-depressive {
	background-color: #F0FFF4;
	color: #276749;
	border: 1px solid #9AE6B4;
}

/* Footer & Authorship */
footer {
	padding: 60px 0;
	text-align: center;
	border-top: 1px solid #E2E8F0;
	margin-top: 60px;
}

.authorship {
	color: var(--clr-slate);
	font-size: 0.9rem;
}

.authorship a {
	color: var(--clr-accent-dark);
	text-decoration: none;
	font-weight: 600;
}

.authorship a:hover {
	text-decoration: underline;
}

.metadata {
	margin-top: 10px;
	font-size: 0.8rem;
	color: var(--clr-light-slate);
}

/* Animations */
@keyframes fadeIn {
	from {
		opacity: 0;
		transform: translateY(20px);
	}

	to {
		opacity: 1;
		transform: translateY(0);
	}
}

.animate-fade {
	animation: fadeIn 0.8s ease forwards;
}

/* Brain Icon Animation */
.brain-trigger {
	color: var(--clr-accent-dark);
	margin-bottom: 20px;
	cursor: pointer;
	transition: all 0.5s ease;
	filter: drop-shadow(0 0 5px rgba(29, 174, 255, 0.3));
}

.brain-trigger:hover {
	animation: brainPulse 1.5s infinite ease-in-out;
	color: #4dc4ff;
	/* Slightly brighter on hover */
	filter: drop-shadow(0 0 15px rgba(29, 174, 255, 0.8));
}

@keyframes brainPulse {
	0% {
		transform: scale(1);
	}

	50% {
		transform: scale(1.15);
		filter: drop-shadow(0 0 25px rgba(29, 174, 255, 0.9));
	}

	100% {
		transform: scale(1);
	}
}