/**
 * ms teams sued shark generator Styles
 * Modern, responsive design with consistent rem units
 */

/* ===== CSS Variables ===== */
:root {
  --color-primary: #558c91;
  --color-primary-dark: #447379;
  --color-text: #333;
  --color-text-light: #555;
  --color-text-muted: #666;
  --color-border: #e0e0e0;
  --color-border-focus: #667eea;
  --color-disabled: #ccc;
  --color-success: #388e3c;
  --color-error: #d32f2f;
  --color-white: #fff;

  --spacing-xs: 0.5rem;
  --spacing-sm: 0.625rem;
  --spacing-md: 0.75rem;
  --spacing-lg: 1.25rem;
  --spacing-xl: 1.875rem;
  --spacing-2xl: 2.5rem;

  --radius-sm: 0.25rem;
  --radius-md: 0.5rem;

  --border-width: 0.125rem;
  --border-width-thin: 0.0625rem;

  --container-max-width: 28rem;
  --textarea-max-width: 25rem;

  --font-family-system: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    Oxygen, Ubuntu, Cantarell, sans-serif;
  --font-family-comic: "Comic Sans MS", "Comic Neue", sans-serif;
}

/* ===== Reset & Base Styles ===== */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: 16px;
}

body {
  font-family: var(--font-family-system);
  background: var(--color-white);
  padding: var(--spacing-lg);
  line-height: 1.5;
}

/* ===== Layout ===== */
.container {
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: var(--spacing-2xl) var(--spacing-xl);
}

/* ===== Typography ===== */
h1 {
  color: var(--color-text);
  margin-bottom: var(--spacing-xl);
  font-size: 1.5rem;
  font-weight: 600;
}

/* ===== Form Elements ===== */
.input-section {
  margin-bottom: var(--spacing-xl);
}

label {
  display: block;
  margin-bottom: var(--spacing-sm);
  color: var(--color-text-light);
  font-weight: 500;
  font-size: 1rem;
}

textarea {
  width: 100%;
  max-width: var(--textarea-max-width);
  padding: var(--spacing-md);
  border: var(--border-width) solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: 1rem;
  font-family: var(--font-family-comic);
  resize: vertical;
  transition: border-color 0.3s ease;
}

textarea:focus {
  outline: none;
  border-color: var(--color-border-focus);
}

/* ===== Canvas Section ===== */
.canvas-section {
  margin-bottom: var(--spacing-xl);
  display: flex;
  justify-content: center;
  padding: 0;
  overflow-x: auto;
}

#canvas {
  border: var(--border-width-thin) solid var(--color-border);
  background: var(--color-white);
  width: 100%;
  max-width: 100%;
  height: auto;
  display: block;
}

/* ===== Button ===== */
.button-section {
  display: flex;
  justify-content: center;
  margin-bottom: var(--spacing-lg);
}

.download-btn {
  background: var(--color-primary);
  color: var(--color-white);
  border: none;
  padding: var(--spacing-md);
  font-size: 1rem;
  font-weight: 500;
  cursor: pointer;
  border-radius: var(--radius-sm);
  width: 100%;
  transition: background-color 0.3s ease;
}

.download-btn:hover:not(:disabled) {
  background: var(--color-primary-dark);
}

.download-btn:disabled {
  background: var(--color-disabled);
  cursor: not-allowed;
  opacity: 0.6;
}

/* ===== Status Messages ===== */
.status-message {
  text-align: center;
  color: var(--color-text-muted);
  font-size: 0.875rem;
  min-height: var(--spacing-lg);
  transition: opacity 0.3s ease;
}

.status-message.error {
  color: var(--color-error);
}

.status-message.success {
  color: var(--color-success);
}

/* ===== Footer ===== */
footer {
  text-align: center;
  padding: var(--spacing-2xl) 0;
  margin-top: var(--spacing-xl);
}

footer a {
  color: var(--color-text-muted);
  text-decoration: none;
  font-size: 0.875rem;
  transition: color 0.3s ease;
}

footer a:hover {
  color: var(--color-primary);
}

/* ===== Responsive Design ===== */
@media (max-width: 768px) {
  body {
    padding: var(--spacing-sm);
  }

  .container {
    padding: var(--spacing-lg);
  }

  h1 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-lg);
  }

  .canvas-section {
    padding: var(--spacing-sm);
  }

  .download-btn {
    padding: var(--spacing-sm) var(--spacing-lg);
    font-size: 0.9375rem;
  }
}

@media (max-width: 480px) {
  h1 {
    font-size: 1.125rem;
  }

  textarea {
    max-width: 100%;
    padding: var(--spacing-sm);
    font-size: 0.9375rem;
  }

  .canvas-section {
    padding: var(--spacing-xs);
  }
}